ꯌꯨꯌꯥꯑꯣ ꯔꯨꯏꯍꯨꯌꯥ ꯍꯥꯔꯗꯋꯦꯌꯔ ꯐꯦꯛꯇꯔꯤ
ꯏꯃꯦꯜ:
ꯌꯦꯡꯈꯤꯕꯥ: 589 ꯂꯤꯈꯛ: ꯁꯥꯏꯠ ꯑꯦꯗꯤꯇꯔ ꯐꯣꯉꯕꯥ ꯃꯇꯝ: ꯲꯰꯲꯳-꯱꯲-꯱꯸ ꯑꯣꯔꯤꯖꯤꯟ: ꯃꯐꯝ
NPSM, NPTF, NPT, ꯑꯃꯁꯨꯡ BSPT ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯂꯧꯁꯤꯅꯕꯥ ꯉꯃꯗꯕꯅꯥ ꯅꯍꯥꯛꯅꯥ ꯋꯥꯈꯜ ꯋꯥꯕꯥ ꯊꯦꯡꯅꯔꯤꯕ꯭ꯔꯥ? ꯑꯥꯔꯇꯤꯀꯜ ꯑꯁꯤꯅꯥ ꯅꯍꯥꯀꯄꯨ ꯊ꯭ꯔꯦꯠꯁꯤꯡ ꯑꯁꯤꯒꯤ ꯃꯇꯥꯡꯗꯥ ꯑꯀꯨꯞꯄꯥ ꯂꯧꯁꯤꯡꯒꯤ ꯃꯇꯥꯡꯗꯥ ꯂꯃꯖꯤꯡꯒꯅꯤ, ꯑꯃꯁꯨꯡ ꯃꯔꯨꯑꯣꯏꯕꯥ ꯋꯥꯈꯜꯂꯣꯅꯁꯤꯡꯒꯥ ꯂꯣꯌꯅꯅꯥ ꯃꯈꯣꯌꯕꯨ ꯀꯔꯝꯅꯥ ꯏꯅꯁ꯭ꯇꯣꯜ ꯇꯧꯒꯅꯤ ꯍꯥꯌꯕꯗꯨ ꯇꯥꯀꯄꯤꯒꯅꯤ꯫
ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯅꯥ ꯍꯥꯌꯅꯥ ꯀꯧꯏ ꯅꯦꯁ꯭ꯅꯦꯜ ꯄꯥꯏꯞ ꯇꯦꯄꯔ . ꯃꯁꯤ ꯇꯦꯄꯔ ꯊ꯭ꯔꯦꯠ ꯃꯈꯜ ꯑꯃꯅꯤ꯫ ꯄꯥꯏꯞ ꯑꯃꯁꯨꯡ ꯐꯤꯇꯤꯡꯁꯤꯡ ꯌꯥꯑꯣꯍꯟꯅꯕꯥ ꯁꯤꯖꯤꯟꯅꯕꯥ ꯃꯈꯥꯗꯥ ꯅꯍꯥꯛꯅꯥ ꯈꯉꯒꯗꯕꯥ ꯋꯥꯐꯃꯁꯤꯡ ꯑꯁꯤ ꯌꯥꯑꯣꯔꯤ:
l ꯇꯦꯄꯔ ꯊ꯭ꯔꯦꯗꯁꯤꯡ : NPT ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯏꯟꯆꯤ ꯑꯃꯗꯥ ꯏꯟꯆꯤ 1/16ꯒꯤ ꯆꯥꯡꯗꯥ ꯇꯦꯞ ꯇꯧꯏ, ꯃꯁꯤꯅꯥ ꯃꯈꯣꯌ ꯑꯁꯤ ꯑꯔꯣꯏꯕꯥ ꯃꯐꯃꯗꯥ ꯍꯦꯟꯅꯥ ꯂꯨꯝꯅꯥ ꯂꯧꯏ꯫
l ꯊ꯭ꯔꯦꯗ ꯁ꯭ꯇꯦꯟꯗꯔꯗꯁꯤꯡ : ꯃꯈꯣꯌꯅꯥ ANSI/ASME B1.20.1 ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯑꯁꯤ ꯉꯥꯛꯅꯥ ꯆꯠꯂꯤ꯫
l ꯊ꯭ꯔꯦꯗ ꯑꯦꯉ꯭ꯒꯜ : ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯶꯰° ꯐ꯭ꯂꯥꯉ꯭ꯛ ꯑꯦꯉ꯭ꯒꯜ ꯑꯃꯥ ꯂꯩ ..
l ꯁꯤꯂꯤꯡ ꯏꯐꯤꯁꯤꯑꯦꯟꯁꯤ : ꯃꯈꯣꯌꯅꯥ ꯑꯃꯥ ꯁꯦꯝꯃꯤ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯁꯤꯜ ꯑꯃꯥ ꯌꯥꯑꯣꯕꯥ ꯂꯩꯕꯥ ꯏꯟꯇꯔꯐꯦꯔꯦꯟꯁ ꯃꯔꯛꯇꯥ ꯊ꯭ꯔꯦꯗ ꯀ꯭ꯔꯦꯁ꯭ꯠ ꯑꯃꯁꯨꯡ ꯔꯨꯠꯁꯤꯡꯒꯤ .
ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯒꯤ ꯊ꯭ꯔꯦꯠꯁꯤꯡ ꯑꯁꯤ ꯃꯐꯝ ꯈꯨꯗꯤꯡꯃꯛꯇꯥ ꯂꯩꯔꯤ ꯄ꯭ꯔꯦꯁꯔ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯗꯥ . ꯃꯈꯣꯌ ꯑꯁꯤ ꯑꯃꯥ ꯁꯣꯌꯗꯅꯥ ꯐꯪꯍꯟꯅꯕꯥ ꯁꯤꯖꯤꯟꯅꯩ ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯁꯤꯜ :
l ꯐ꯭ꯂꯨꯏꯗ ꯑꯃꯁꯨꯡ ꯒ꯭ꯌꯥꯁ ꯇ꯭ꯔꯥꯟꯁꯐꯔ : ꯏꯁꯤꯡ, ꯊꯨꯝ ꯅꯠꯠꯔꯒꯥ ꯒ꯭ꯌꯥꯁ ꯄꯨꯕꯥ ꯄꯥꯏꯄꯁꯤꯡ꯫
l ꯄ꯭ꯔꯦꯁꯔ ꯀꯦꯂꯤꯕ꯭ꯔꯦꯁꯟ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡ : ꯄ꯭ꯔꯦꯁꯔ ꯃꯥꯄꯂꯒꯤ ꯏꯛꯌꯨꯏꯄꯃꯦꯟꯇ꯫
ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯒꯤ ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯁꯤꯖꯤꯟꯅꯔꯤꯕꯥ ꯏꯟꯗꯁ꯭ꯠꯔꯤꯁꯤꯡꯒꯤ ꯃꯅꯨꯡꯗꯥ ꯃꯈꯥꯗꯥ ꯄꯤꯔꯤꯕꯁꯤꯡ ꯑꯁꯤ ꯌꯥꯑꯣꯔꯤ:
l ꯃꯦꯟꯌꯨꯐꯦꯀꯆꯔꯤꯡꯒꯤ ꯃꯇꯥꯡꯗꯥ ꯌꯨ.ꯑꯦꯁ.
ꯑꯦꯜ ꯑꯣꯇꯣꯃꯣꯇꯤꯕ .
ꯑꯦꯜ ꯑꯦꯔꯣꯁ꯭ꯄꯦꯁ .
NPT ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯏꯅꯁ꯭ꯇꯣꯜ ꯇꯧꯕꯥ ꯃꯇꯃꯗꯥ, ꯈ꯭ꯕꯥꯏꯗꯒꯤ ꯐꯕꯥ ꯄ꯭ꯔꯦꯛꯇꯤꯁꯁꯤꯡ ꯑꯁꯤ ꯏꯅꯒꯗꯕꯅꯤ:
1. PTFE ꯇꯦꯞ ꯁꯤꯖꯤꯟꯅꯧ : PTFE ꯇꯦꯞ (Teflon) ꯑꯗꯨ ꯅꯨꯄꯥꯒꯤ ꯊꯣꯡꯅꯥꯎ ꯑꯗꯨꯒꯤ ꯃꯅꯥꯛꯇꯥ ꯀꯨꯄꯁꯤꯜꯂꯨ꯫ ꯁꯤꯜ ꯑꯗꯨ ꯐꯒꯠꯍꯟꯅꯕꯥ
2. ꯑꯍꯦꯅꯕꯥ ꯇꯠꯄꯥ ꯌꯥꯎꯔꯣꯏꯗꯕꯅꯤ : ꯑꯍꯦꯅꯕꯥ ꯇꯠꯄꯥ ꯌꯥꯏ꯫ꯍꯥꯌꯕꯁꯤꯅꯥ , ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯗꯨ ꯁꯣꯀꯍꯅꯕꯥ
3. ꯂꯤꯛ ꯑꯣꯏꯕ꯭ꯔꯥ ꯍꯥꯌꯕꯗꯨ ꯆꯦꯛ ꯇꯧꯕꯤꯌꯨ : ꯃꯇꯝ ꯄꯨꯝꯅꯃꯛꯇꯥ ꯀꯅꯦꯛꯁꯟ ꯑꯗꯨ ꯂꯤꯛ ꯑꯣꯏꯕ꯭ꯔꯥ ꯍꯥꯌꯕꯗꯨ ꯇꯦꯁ꯭ꯠ ꯇꯧ꯫
ꯀꯃꯟ ꯑꯣꯏꯕꯥ ꯁꯤꯖꯤꯟꯅꯕꯁꯤꯡꯒꯤ ꯃꯅꯨꯡꯗꯥ ꯃꯈꯥꯗꯥ ꯄꯤꯔꯤꯕꯁꯤꯡ ꯑꯁꯤ ꯌꯥꯑꯣꯔꯤ:
l ꯀꯅꯦꯛꯇꯤꯡ ꯄꯥꯏꯄꯁꯤꯡ : ꯅꯍꯥꯛꯀꯤ ꯌꯨꯃꯒꯤ ꯄ꯭ꯂꯝꯕꯤꯡꯗꯥ ꯂꯩꯕꯥ ꯃꯑꯣꯡꯗꯥ꯫
l ꯐꯤꯇꯤꯡꯁꯤꯡ : ꯐ꯭ꯂꯣꯒꯤ ꯃꯥꯌꯀꯩ ꯍꯣꯡꯗꯣꯀꯄꯗꯥ ꯃꯇꯦꯡ ꯄꯥꯡꯂꯤꯕꯥ ꯑꯦꯂꯕꯣꯛꯁ ꯅꯠꯠꯔꯒꯥ ꯇꯤꯁꯤꯡꯒꯨꯝꯅꯥ꯫
l ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯀꯅꯦꯛꯁꯟ : ꯃꯈꯣꯌ ꯑꯁꯤ ꯑꯀꯅꯕꯥ ꯁꯤꯜ ꯑꯃꯥ ꯁꯦꯝꯅꯕꯥ ꯁꯦꯃꯈꯤꯕꯅꯤ꯫
l ꯄꯥꯛ ꯁꯟꯅꯥ ꯌꯥꯅꯔꯕꯥ : ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯅꯥ ꯏꯟꯗꯁ꯭ꯠꯔꯤ ꯀꯌꯥꯗꯥ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯑꯣꯏꯔꯤ꯫
l ꯑꯣꯚꯔ-ꯇꯥꯏꯒꯟ ꯇꯧꯕꯒꯤ ꯔꯤꯁ꯭ꯛ : ꯊ꯭ꯔꯦꯗꯁꯤꯡꯗꯥ ꯑꯃꯥꯡ-ꯑꯇꯥ ꯊꯣꯀꯍꯅꯕꯥ ꯌꯥꯏ꯫
l ꯁꯤꯂꯤꯡ ꯃꯊꯧ ꯇꯥꯕꯥ ꯌꯥꯏ : ꯀꯔꯤꯒꯨꯝꯕꯥ ꯃꯇꯃꯗꯥ, ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯁꯤꯜ ꯑꯃꯥ ꯁꯣꯌꯗꯅꯥ ꯂꯩꯍꯟꯅꯕꯥ ꯑꯍꯦꯅꯕꯥ ꯁꯤꯂꯤꯡ ꯃꯊꯧ ꯇꯥꯏ꯫
L NPTF , ꯅꯠꯠꯔꯒꯥ ꯅꯦꯁꯅꯦꯜ ꯄꯥꯏꯞ ꯇꯦꯄꯔ ꯐ꯭ꯌꯨꯑꯦꯜ , ꯍꯥꯌꯅꯥꯁꯨ ꯈꯪꯅꯕꯥ ꯗ꯭ꯔꯥꯏꯁꯤꯜ ꯑꯃꯦꯔꯤꯀꯥꯟ ꯅꯦꯁꯅꯦꯜ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯇꯦꯄꯔ ꯄꯥꯏꯞ ꯊ꯭ꯔꯦꯗ , ꯑꯍꯦꯅꯕꯥ ꯁꯤꯂꯟꯇꯀꯤ ꯃꯊꯧ ꯇꯥꯗꯅꯥ ꯍꯦꯟꯅꯥ ꯀꯅꯕꯥ ꯁꯤꯜ ꯑꯃꯥ ꯄꯤꯅꯕꯥ ꯁꯦꯃꯈꯤꯕꯅꯤ꯫
L NPTF ꯊ꯭ꯔꯦꯗꯁꯤꯡꯗꯥ ꯈꯔꯥ ꯇꯣꯉꯥꯅꯕꯥ ꯗꯤꯖꯥꯏꯟ ꯑꯃꯥ ꯂꯩ ꯃꯗꯨꯅꯥ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯀꯅꯦꯛꯁꯟ ꯑꯃꯥ ꯄꯤꯕꯥ ꯌꯥꯍꯜꯂꯤ ꯁꯤꯖꯤꯟꯅꯗꯅꯥ ꯄꯤ.ꯇꯤ.ꯑꯦꯐ.ꯏ.ꯒꯤ ꯇꯦꯞ ꯅꯠꯠꯔꯒꯥ ꯑꯇꯣꯞꯄꯥ ꯁꯤꯂꯟꯇꯁꯤꯡ , ꯃꯁꯤ ꯑꯌꯥꯝꯕꯅꯥ ꯃꯊꯧ ꯇꯥꯕꯥ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.
ꯅꯤꯡꯁꯤꯡꯕꯤꯌꯨ, ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯅꯥ ꯑꯃꯥ ꯁꯦꯝꯕꯒꯤ ꯃꯇꯥꯡꯗꯥ ꯑꯣꯏꯔꯤ꯫ ꯇꯦꯄꯔ ꯄꯥꯏꯞ ꯊ꯭ꯔꯦꯗ ꯀꯅꯦꯛꯁꯟ ꯊꯥꯖꯕꯥ ꯌꯥꯕꯥ ꯑꯃꯁꯨꯡ ꯄꯥꯛ ꯁꯟꯅꯥ ꯁꯤꯖꯤꯟꯅꯕꯥ ꯅꯍꯥꯛꯅꯥ ꯒꯥꯔꯤ ꯑꯃꯗꯥ ꯊꯕꯛ ꯇꯧꯔꯕꯁꯨ ꯅꯠꯠꯔꯒꯥ ꯌꯨꯃꯗꯥ ꯂꯤꯛ ꯑꯃꯥ ꯐꯤꯛꯁ ꯇꯧꯔꯕꯁꯨ, ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.
ꯈꯉꯅꯕꯥ ꯗ꯭ꯔꯥꯏꯁꯤꯜ ꯑꯃꯦꯔꯤꯀꯥꯟ ꯅꯦꯁꯅꯦꯜ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯇꯦꯄꯔ ꯄꯥꯏꯞ ꯊ꯭ꯔꯦꯗ ꯍꯥꯌꯅꯥ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ . ꯍꯥꯌꯔꯤꯕꯥ ꯊ꯭ꯔꯦꯠꯁꯤꯡ ꯑꯁꯤ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯒꯥ ꯃꯥꯟꯅꯩ ꯑꯗꯨꯕꯨ ꯃꯁꯤ ꯍꯦꯟꯅꯥ ꯐꯕꯥ ꯁꯤꯜ ꯑꯃꯒꯤꯗꯃꯛ ꯁꯦꯃꯈꯤꯕꯅꯤ꯫ NPTF ꯊ꯭ꯔꯦꯗꯁꯤꯡꯗꯥ 60° ꯐ꯭ꯂꯦꯉ꯭ꯛ ꯑꯦꯉ꯭ꯒꯜ ꯂꯩ ꯑꯃꯁꯨꯡ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯁꯤꯜ ꯑꯃꯥ ꯁꯦꯝꯃꯤ꯫ ꯑꯃꯒꯤ ꯈꯨꯠꯊꯥꯡꯗꯥ ꯏꯟꯇꯔꯐꯦꯔꯦꯟꯁ ꯐꯤꯠ ꯊ꯭ꯔꯦꯗ ꯀ꯭ꯔꯦꯁ꯭ꯇꯁꯤꯡ ꯑꯃꯁꯨꯡ ꯔꯨꯇꯁꯤꯡꯒꯤ ꯃꯔꯛꯇꯥ ꯂꯩꯕꯥ ꯃꯁꯤꯅꯥ ꯇꯥꯀꯄꯗꯤ ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤꯅꯥ ꯄꯨꯟꯅꯥ ꯀꯨꯄꯁꯤꯟꯗꯨꯅꯥ ꯑꯍꯦꯅꯕꯥ ꯁꯤꯂꯟꯇꯁꯤꯡꯒꯤ ꯃꯊꯧ ꯇꯥꯗꯅꯥ ꯑꯀꯅꯕꯥ ꯁꯤꯜ ꯑꯃꯥ ꯁꯦꯝꯃꯤ꯫
ꯑꯦꯟ.ꯄꯤ.ꯇꯤ. ꯑꯃꯁꯨꯡ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ.ꯀꯤ ꯊ꯭ꯔꯦꯠꯁꯤꯡ ꯑꯁꯤ ꯃꯥꯟꯅꯕꯥ ꯃꯑꯣꯡꯗꯥ ꯎꯕꯥ ꯃꯇꯃꯗꯥ, ꯃꯈꯣꯌꯒꯤ ꯗꯤꯖꯥꯏꯅꯁꯤꯡ ꯑꯁꯤ ꯇꯣꯉꯥꯟ ꯇꯣꯉꯥꯅꯕꯥ ꯑꯣꯏ . NPT ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯃꯈꯥꯗꯥ ꯗꯤꯖꯥꯏꯟ ꯇꯧꯏ ANSI/ASME B1.20.1ꯒꯤ , ꯑꯃꯁꯨꯡ ꯃꯈꯣꯌꯅꯥ PTFE ꯇꯦꯞ ꯅꯠꯠꯔꯒꯥ ꯑꯇꯩ ꯁꯤꯂꯤꯡꯁꯤꯡ ꯃꯊꯧ ꯇꯥꯕꯥ ꯌꯥꯏ ꯑꯃꯥ ꯁꯣꯌꯗꯅꯥ ꯂꯩꯍꯟꯅꯕꯥ ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯀꯅꯦꯛꯁꯟ . ꯑꯃꯔꯣꯃꯗꯥ, ANSI B1.20.3 ꯒꯤ ꯃꯇꯨꯡ ꯏꯟꯅꯥ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ . ꯃꯈꯣꯌꯅꯥ ꯃꯁꯤ ꯌꯥꯍꯅꯕꯥ ꯗꯤꯖꯥꯏꯟ ꯑꯃꯅꯥ ꯐꯪꯕꯥ ꯉꯝꯃꯤ , ꯃꯁꯤꯅꯥ ꯊ꯭ꯔꯦꯗ ꯀ꯭ꯔꯦꯁ꯭ꯠ ꯑꯃꯁꯨꯡ ꯔꯨꯠꯁꯤꯡ ꯄꯨꯟꯅꯥ ꯁ꯭ꯛꯕ꯭ꯌꯥꯁ ꯇꯧꯕꯥ ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯁꯤꯜ ꯑꯃꯥ ꯁꯦꯃꯒꯠꯂꯤ꯫.
ꯃꯥꯂꯦꯝ ꯑꯁꯤꯗꯥ ꯐ꯭ꯌꯨꯑꯦꯜ ꯑꯃꯁꯨꯡ ꯒ꯭ꯌꯥꯁꯀꯤ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ. ꯃꯈꯣꯌ ꯑꯁꯤ ꯑꯃꯥ ꯁꯦꯝꯅꯕꯥ ꯗꯤꯖꯥꯏꯟ ꯇꯧꯈꯤꯕꯅꯤ ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯁꯤꯜ ꯃꯔꯨꯑꯣꯏꯕꯥ ꯄ꯭ꯔꯦꯁꯔ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯗꯥ . ꯍꯥꯌꯔꯤꯕꯥ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡ ꯑꯁꯤꯅꯥ ꯂꯤꯛ ꯑꯣꯏꯕꯥ ꯉꯃꯗꯦ, ꯃꯔꯃꯗꯤ ꯑꯄꯤꯀꯄꯥ ꯑꯃꯅꯥ ꯐꯥꯑꯣꯕꯥ ꯈꯨꯗꯣꯡꯊꯤꯅꯤꯡꯉꯥꯏ ꯑꯣꯏꯕꯥ ꯌꯥꯏ꯫ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ.ꯀꯤ ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯁꯤꯖꯤꯟꯅꯩ꯫ ꯄ꯭ꯔꯦꯁꯔ ꯀꯦꯂꯤꯕ꯭ꯔꯦꯁꯟ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡ ꯑꯃꯁꯨꯡ ꯐ꯭ꯂꯨꯏꯗ ꯅꯠꯠꯔꯒꯥ ꯒ꯭ꯌꯥꯁꯀꯤ ꯁꯨꯡꯗꯣꯛꯠꯔꯤꯕꯥ ꯑꯃꯁꯨꯡ ꯏꯟꯇꯤꯒ꯭ꯔꯤꯇꯤ ꯉꯥꯛꯇꯨꯅꯥ ꯊꯝꯕꯥ ꯑꯁꯤ ꯌꯥꯝꯅꯥ ꯃꯔꯨ ꯑꯣꯏꯕꯥ ꯃꯐꯃꯁꯤꯡꯗꯥ
ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ . ꯑꯗꯨꯝ ꯑꯣꯏꯅꯃꯛ, ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ. ꯑꯃꯁꯨꯡ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ. NPTF ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ NPT ꯐꯤꯇꯤꯡꯁꯤꯡꯗꯥ ꯁ꯭ꯛꯔꯨ ꯇꯧꯕꯥ ꯌꯥꯏ, ꯑꯗꯨꯕꯨ ꯔꯤꯚꯔꯁ ꯑꯁꯤ ꯃꯑꯣꯡ ꯆꯨꯝꯅꯥ ꯁꯤꯜ ꯇꯧꯗꯕꯥ ꯌꯥꯏ ꯃꯔꯃꯗꯤ NPTF ꯑꯁꯤ ꯍꯦꯟꯅꯥ ꯅꯛꯅꯥ ꯐꯤꯠ ꯑꯣꯏꯅꯕꯒꯤꯗꯃꯛ ꯗꯤꯖꯥꯏꯟ ꯇꯧꯕꯅꯤ꯫ ꯏꯁꯨꯁꯤꯡ ꯊꯤꯡꯅꯕꯥ ꯃꯈꯣꯌꯕꯨ ꯃꯤꯛꯁ ꯇꯧꯗ꯭ꯔꯤꯉꯩꯒꯤ ꯃꯃꯥꯡꯗꯥ ꯀꯝꯄꯦꯇꯤꯕꯤꯂꯤꯇꯤ ꯌꯦꯡꯁꯤꯅꯕꯥ ꯑꯁꯤ ꯌꯥꯝꯅꯥ ꯃꯔꯨꯑꯣꯏ꯫ ꯒꯦꯂꯤꯡ ꯅꯠꯠꯔꯒꯥ ꯑꯁꯣꯏ-ꯑꯉꯥꯝ ꯌꯥꯑꯣꯗꯕꯥ ꯁꯤꯂꯤꯡꯒꯨꯝꯕꯥ
ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯁ.ꯑꯦꯝ.ꯒꯤ ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯃꯈꯜ ꯑꯃꯅꯤ ꯁ꯭ꯠꯔꯦꯠ ꯄꯥꯏꯞ ꯊ꯭ꯔꯦꯠ . ꯃꯈꯣꯌꯅꯥ ANSI/ASME B1.20.1 ꯁ꯭ꯇꯦꯟꯗꯔꯗꯁꯤꯡ ꯉꯥꯛꯅꯥ ꯆꯠꯂꯤ꯫ ꯍꯥꯌꯔꯤꯕꯥ ꯊ꯭ꯔꯦꯠꯁꯤꯡ ꯑꯁꯤ ꯁꯦꯃꯈꯤꯕꯅꯤ꯫ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯀꯅꯦꯛꯁꯅꯒꯤꯗꯃꯛ ꯁꯤꯜ ꯑꯃꯥ ꯁꯦꯝꯕꯒꯤ ꯃꯍꯨꯠꯇꯥ ꯃꯈꯣꯌꯗꯥ ꯶꯰° ꯐ꯭ꯂꯦꯉ꯭ꯛ ꯑꯦꯉ꯭ꯒꯜ ꯂꯩ ꯑꯃꯁꯨꯡ ꯃꯁꯤ ꯂꯣꯌꯅꯅꯥ ꯁꯤꯖꯤꯟꯅꯅꯕꯥ ꯍꯥꯌꯕꯅꯤ꯫ ꯒ꯭ꯌꯥꯁꯀꯦꯠ ꯅꯠꯠꯔꯒꯥ ꯑꯣ-ꯔꯤꯡꯒꯥ ꯑꯃꯥ ꯁꯦꯝꯅꯕꯥ ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯀꯅꯦꯛꯁꯟ .
NPSM ꯊ꯭ꯔꯦꯗꯁꯤꯡꯒꯤ ꯃꯇꯥꯡꯗꯥ ꯃꯔꯨꯑꯣꯏꯕꯥ ꯋꯥꯐꯃꯁꯤꯡ : - ꯃꯈꯣꯌ ꯑꯁꯤ ꯄꯦꯔꯥꯂꯥꯏꯖ ꯑꯣꯏ , ꯃꯁꯤꯅꯥ ꯇꯥꯛꯂꯤꯕꯗꯤ ꯗꯥꯏꯑꯦꯃꯤꯇꯔ ꯑꯁꯤ ꯂꯦꯞꯇꯅꯥ ꯂꯩ꯫ - NPSM ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯇꯦꯄꯔ ꯇꯧꯗꯦ꯫ - ꯃꯈꯣꯌ ꯑꯁꯤ NPT (ꯅꯦꯁꯅꯦꯜ ꯄꯥꯏꯞ ꯇꯦꯄꯔ) ꯊ꯭ꯔꯦꯗꯁꯤꯡꯒꯨꯝꯅꯥ ꯁꯦꯝꯅꯕꯒꯤꯗꯃꯛ ꯁꯤꯖꯤꯟꯅꯩ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯀꯅꯦꯛꯁꯅꯁꯤꯡ . - ꯁꯤꯂꯤꯡ ꯏꯐꯤꯁꯤꯑꯦꯟꯁꯤ ꯑꯁꯤ ꯒ꯭ꯌꯥꯁꯀꯦꯠꯁꯤꯡꯗꯒꯤ ꯂꯥꯀꯏ, ꯊ꯭ꯔꯦꯠꯁꯤꯡ ꯃꯁꯥꯃꯛ ꯅꯠꯇꯦ꯫
ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯁ.ꯑꯦꯝ.ꯒꯤ ꯊ꯭ꯔꯦꯠꯁꯤꯡ ꯑꯁꯤ ꯑꯌꯥꯝꯕꯅꯥ ꯍꯥꯏꯗ꯭ꯔꯣꯂꯤꯛ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯗꯥ ꯐꯪꯏ꯫ ꯃꯈꯣꯌꯅꯥ ꯃꯐꯃꯗꯥ ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯁꯤꯜ ꯑꯃꯥ ꯌꯥꯝꯅꯥ ꯃꯔꯨ ꯑꯣꯏꯕꯥ ꯐꯖꯅꯥ ꯊꯕꯛ ꯇꯧꯏ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯗꯥ ꯄ꯭ꯔꯦꯁꯔ ꯄ꯭ꯔꯦꯁꯔ ꯀꯦꯂꯤꯕ꯭ꯔꯦꯁꯟ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯒꯨꯝꯕꯥ . ꯅꯨꯄꯤ ꯄꯥꯏꯞ ꯁꯨꯏꯚꯦꯜ ꯐꯤꯇꯤꯡꯁꯤꯡ ꯑꯁꯤ ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯁ.ꯑꯦꯝ.ꯒꯤ ꯊ꯭ꯔꯦꯗꯁꯤꯡꯒꯥ ꯂꯣꯌꯅꯅꯥ ꯀꯃꯟ ꯑꯣꯏ, ꯃꯁꯤꯅꯥ ꯑꯀꯅꯕꯥ ꯃꯐꯃꯁꯤꯡꯗꯥ ꯐꯖꯅꯥ ꯏꯅꯁ꯭ꯇꯣꯜ ꯇꯧꯕꯥ ꯌꯥꯍꯜꯂꯤ꯫
ꯑꯥꯏꯗꯤꯌꯥꯜ ꯌꯨꯖꯔ ꯀꯦꯁꯁꯤꯡꯗꯤ ꯃꯈꯥꯗꯥ ꯄꯤꯔꯤꯕꯁꯤꯡꯁꯤꯅꯤ: - ꯃꯐꯝ ꯑꯗꯨꯗꯥ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯁꯤꯜ ꯑꯃꯥ ꯊ꯭ꯔꯦꯗ ꯁꯤꯜ ꯑꯃꯗꯒꯤ ꯍꯦꯟꯅꯥ ꯃꯔꯨꯑꯣꯏ꯫ - ꯆꯥꯡ ꯅꯥꯏꯅꯥ ꯗꯤꯁꯑꯦꯕꯜ ꯇꯧꯕꯥ ꯑꯃꯁꯨꯡ ꯑꯃꯨꯛ ꯍꯟꯅꯥ ꯁꯦꯃꯖꯤꯅꯕꯥ ꯃꯊꯧ ꯇꯥꯕꯥ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡ꯫ - ꯁꯤꯖꯤꯟꯅꯔꯀꯄꯥ ꯃꯇꯃꯗꯥ ꯒ꯭ꯌꯥꯁꯀꯦꯠ ꯅꯠꯠꯔꯒꯥ ꯑꯣ-ꯔꯤꯡ ꯍꯦꯟꯅꯥ ꯐꯩ꯫ ꯊ꯭ꯔꯦꯗ ꯁꯤꯂꯤꯡꯗꯒꯤ .
ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯁ.ꯑꯦꯝ.ꯅꯥ ꯀꯔꯤꯒꯨꯝꯕꯥ ꯃꯇꯃꯗꯥ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ. (ꯅꯦꯁ꯭ꯅꯦꯜ ꯄꯥꯏꯞ ꯇꯦꯄꯔ ꯐ꯭ꯌꯨꯑꯦꯜ)ꯒꯥ ꯂꯣꯌꯅꯅꯥ ꯍꯥꯌꯅꯥ ꯈꯉꯅꯕꯥ ꯗ꯭ꯔꯥꯏꯁꯤꯜ ꯑꯃꯦꯔꯤꯀꯥꯟ ꯅꯦꯁ꯭ꯅꯦꯜ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯇꯦꯄꯔ ꯄꯥꯏꯞ ꯊ꯭ꯔꯦꯗ . ꯃꯈꯣꯌꯅꯥ ꯃꯇꯧ ꯀꯔꯝꯅꯥ ꯆꯥꯡꯗꯝꯅꯔꯤꯕꯒꯦ ꯍꯥꯌꯕꯗꯨ ꯃꯈꯥꯗꯥ ꯄꯤꯔꯤ:
L NPTF ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯑꯃꯥ ꯄꯤꯅꯕꯥ ꯗꯤꯖꯥꯏꯟ ꯇꯧꯕꯅꯤ꯫ ꯃꯈꯣꯌꯅꯥ ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯁꯤꯜ ꯑꯍꯦꯅꯕꯥ ꯁꯤꯂꯤꯡꯁꯤꯡꯒꯤ ꯃꯊꯧ ꯇꯥꯗꯅꯥ ꯑꯃꯥ ꯁꯦꯝꯃꯤ . ꯏꯟꯇꯔꯐꯦꯔꯦꯟꯁ ꯐꯤꯠ ꯃꯔꯛꯇꯥ ꯊ꯭ꯔꯦꯗ ꯀ꯭ꯔꯦꯁ꯭ꯇꯁꯤꯡ ꯑꯃꯁꯨꯡ ꯊ꯭ꯔꯦꯗ ꯔꯨꯠꯁꯤꯡꯒꯤ .
l ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯁ.ꯑꯦꯝ . .
L NPSM ꯑꯁꯤ ꯏꯟꯇꯔꯆꯦꯟꯖ ꯇꯧꯕꯥ ꯌꯥꯗꯦ꯫ NPTF ꯅꯠꯠꯔꯒꯥ NPTꯒꯥ ꯇꯣꯉꯥꯟ-ꯇꯣꯉꯥꯅꯕꯥ ꯊ꯭ꯔꯦꯗ ꯁ꯭ꯇꯦꯟꯗꯔꯗꯁꯤꯡꯅꯥ ꯃꯔꯝ ꯑꯣꯏꯗꯨꯅꯥ
ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯁ.ꯑꯦꯝ.ꯒꯤ ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯃꯈꯣꯌꯒꯤ ꯁꯤꯂꯤꯡ ꯏꯐꯤꯁꯤꯑꯦꯟꯁꯤꯒꯤꯗꯃꯛꯇꯥ ꯃꯊꯧ ꯇꯥꯕꯥ ꯑꯃꯒꯥ ꯂꯣꯌꯅꯅꯥ ꯁꯤꯖꯤꯟꯅꯕꯗꯥ ꯚꯦꯜꯌꯨ ꯇꯧꯏ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯁꯤꯜ . ꯃꯈꯣꯌ ꯑꯁꯤ: - ꯐ꯭ꯂꯨꯏꯗ ꯑꯃꯁꯨꯡ ꯒ꯭ꯌꯥꯁ ꯇ꯭ꯔꯥꯟꯁꯐꯔ ꯑꯦꯞꯂꯤꯀꯦꯁꯅꯁꯤꯡꯗꯥ ꯄꯥꯛ-ꯁꯟꯅꯥ ꯁꯤꯖꯤꯟꯅꯩ꯫ - ꯊꯥꯖꯕꯥ ꯌꯥꯕꯥ ꯑꯃꯥ ꯃꯊꯧ ꯇꯥꯕꯥ ꯏꯟꯗꯁ꯭ꯠꯔꯤꯁꯤꯡ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯀꯅꯦꯛꯁꯟ .
ꯏꯟꯗꯁ꯭ꯠꯔꯤꯒꯤ ꯑꯦꯞꯂꯤꯀꯦꯁꯅꯁꯤꯡꯒꯤ ꯃꯅꯨꯡꯗꯥ ꯃꯈꯥꯗꯥ ꯄꯤꯔꯤꯕꯁꯤꯡ ꯑꯁꯤ ꯌꯥꯑꯣꯔꯤ: - ꯏꯁꯤꯡ ꯑꯃꯁꯨꯡ ꯐꯠꯇ-ꯍꯧꯗꯤꯁꯤꯡ ꯁꯦꯡꯗꯣꯀꯄꯥ꯫ - ꯅ꯭ꯌꯨꯃꯦꯇꯤꯛ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡ꯫ - ꯂꯨꯕ꯭ꯔꯤꯀꯦꯁꯟ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡ꯫
ꯑꯩꯈꯣꯌꯅꯥ ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ . ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ.ꯅꯥ ꯍꯥꯌꯅꯥ ꯊꯣꯅꯈꯤ ꯕ꯭ꯔꯤꯇꯤꯁꯀꯤ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯄꯥꯏꯞ ꯇꯦꯄꯔ . ꯃꯁꯤ ꯇꯦꯄꯔ ꯊ꯭ꯔꯦꯠ ꯃꯈꯜ ꯑꯃꯅꯤ ꯑꯃꯥ ꯁꯦꯝꯅꯕꯥ ꯁꯤꯖꯤꯟꯅꯕꯥ ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯁꯤꯜ . ꯃꯁꯤꯒꯤ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯑꯁꯤ ꯕꯤ.ꯑꯦꯁ.꯲꯱ ꯑꯃꯁꯨꯡ ꯑꯥꯏ.ꯑꯦꯁ.ꯑꯣ..
ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ.ꯒꯤ ꯊ꯭ꯔꯦꯠꯁꯤꯡ ꯑꯁꯤ ꯑꯈꯟꯅꯕꯥ ꯑꯃꯅꯤ꯫ ꯃꯈꯣꯌ ꯑꯁꯤ ꯂꯩ 60°ꯒꯤ ꯐ꯭ꯂꯦꯉ꯭ꯛ ꯑꯦꯉ꯭ꯒꯜ ꯑꯃꯁꯨꯡ ꯃꯈꯣꯌ ꯑꯁꯤ ꯇꯦꯞ ꯇꯧꯏ, ꯃꯁꯤꯅꯥ ꯇꯥꯀꯄꯗꯤ ꯃꯈꯣꯌ ꯑꯁꯤ ꯍꯦꯟꯅꯥ ꯂꯨꯝꯅꯥ ꯆꯠꯄꯥ ꯃꯇꯃꯗꯥ ꯍꯦꯟꯅꯥ ꯂꯨꯝꯅꯥ ꯂꯧꯏ꯫ ꯃꯁꯤ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ . .
ꯍꯧꯖꯤꯛ, ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ.ꯅꯥ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ . ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ., ꯅꯠꯠꯔꯒꯥ ꯅꯦꯁ꯭ꯅꯦꯜ ꯄꯥꯏꯞ ꯇꯦꯄꯔ ꯐ꯭ꯌꯨꯑꯦꯜ , ꯑꯌꯥꯝꯕꯅꯥ ꯈꯉꯅꯕꯥ ꯗ꯭ꯔꯥꯏꯁꯤꯜ ꯑꯃꯦꯔꯤꯀꯥꯟ ꯅꯦꯁ꯭ꯅꯦꯜ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯇꯦꯄꯔ ꯄꯥꯏꯞ ꯊ꯭ꯔꯦꯗ , ꯍꯥꯌꯅꯥ ꯑꯦ.ꯑꯦꯟ.ꯑꯦꯁ.ꯑꯥꯏ.ꯕꯤ.꯱.꯲꯰.꯳ ꯑꯁꯤ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ. ꯃꯁꯤꯅꯥ ꯃꯁꯤ ꯑꯃꯥ ꯁꯦꯃꯗꯨꯅꯥ ꯐꯪꯕꯥ ꯉꯝꯃꯤ ꯏꯟꯇꯔꯐꯦꯔꯦꯟꯁ ꯐꯤꯠ ꯃꯔꯛꯇꯥ ꯊ꯭ꯔꯦꯗ ꯀ꯭ꯔꯦꯁ꯭ꯇꯁꯤꯡ ꯑꯃꯁꯨꯡ ꯊ꯭ꯔꯦꯗ ꯔꯨꯠꯁꯤꯡꯒꯤ . ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ.ꯅꯥ ꯁꯤꯜ ꯇꯧꯅꯕꯒꯤꯗꯃꯛ ꯐꯤꯠ ꯑꯣꯏꯅꯥ ꯊꯥꯖꯕꯥ ꯊꯃꯗꯦ꯫ ꯃꯗꯨꯒꯤ ꯃꯍꯨꯠꯇꯥ, ꯃꯁꯤꯗꯥ ꯊ꯭ꯔꯦꯗ ꯁꯤꯂꯟꯇ ꯑꯃꯥ ꯒꯨꯝꯕꯥ ꯄꯤ.ꯇꯤ.ꯑꯦꯐ.ꯏ.ꯒꯤ ꯇꯦꯞ (ꯇꯦꯐ꯭ꯂꯣꯟ) ꯅꯠꯠꯔꯒꯥ ꯒ꯭ꯌꯥꯁꯀꯦꯠ ꯑꯃꯥ ꯃꯊꯧ ꯇꯥꯕꯥ ꯌꯥꯏ꯫ ꯂꯤꯛ ꯑꯣꯏꯍꯟꯗꯅꯕꯥ
ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ. ꯃꯈꯣꯌ ꯑꯁꯤ ꯑꯌꯥꯝꯕꯅꯥ ꯄ꯭ꯔꯦꯁꯔ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡ ꯑꯃꯁꯨꯡ ꯄ꯭ꯔꯦꯁꯔ ꯀꯦꯂꯤꯕ꯭ꯔꯦꯁꯟ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯗꯥ ꯎꯕꯥ ꯐꯪꯏ . ꯃꯈꯣꯌꯅꯥ ꯑꯃꯥ ꯁꯦꯝꯕꯥ ꯉꯝꯕꯅꯥ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯁꯤꯜ ꯃꯈꯣꯌꯕꯨ ꯏꯟꯇꯔꯅꯦꯁ꯭ꯅꯦꯜ ꯑꯦꯞꯂꯤꯀꯦꯁꯟ ꯀꯌꯥꯒꯤꯗꯃꯛ ꯆꯨꯅꯕꯥ ꯑꯣꯏꯍꯜꯂꯤ꯫
ꯑꯩꯈꯣꯌꯅꯥ ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯁ.ꯑꯦꯝ.(ꯅꯦꯁ꯭ꯅꯦꯜ ꯄꯥꯏꯞ ꯁ꯭ꯠꯔꯦꯠ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ) ꯑꯃꯁꯨꯡ ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯄꯤ.(ꯕ꯭ꯔꯤꯇꯤꯁ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯄꯦꯔꯥꯂꯦꯜ ꯄꯥꯏꯞ) ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ ꯒꯨꯝꯕꯥ ꯊ꯭ꯔꯦꯗ ꯃꯈꯂꯁꯤꯡꯒꯥ ꯂꯣꯌꯅꯅꯥ ꯑꯇꯣꯞꯄꯥ . ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ.ꯒꯤ ꯊ꯭ꯔꯦꯗꯁꯤꯡꯅꯥ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯀꯅꯦꯛꯁꯟ ꯑꯃꯥ ꯁꯦꯝꯃꯤ ꯑꯃꯥ ꯃꯊꯧ ꯇꯥꯗꯅꯥ ꯕꯣꯟꯗ ꯔꯤꯡ ꯁꯤꯜ ꯅꯠꯠꯔꯒꯥ ꯑꯣ-ꯔꯤꯡ , ꯃꯁꯤꯅꯥ ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯄꯤ.
ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ . ꯃꯈꯣꯌ ꯑꯁꯤ ꯍꯦꯟꯅꯥ ꯁꯤꯖꯤꯟꯅꯕꯗꯥ ꯍꯦꯟꯅꯥ ꯂꯥꯌꯕꯥ ꯑꯣꯏ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ.ꯀꯤ ꯊ꯭ꯔꯦꯗꯁꯤꯡꯗꯒꯤ , ꯃꯈꯣꯌꯅꯥ ꯄ꯭ꯔꯦꯁꯔ ꯀꯦꯂꯤꯕ꯭ꯔꯦꯁꯟ ꯃꯊꯧ ꯇꯥꯏ꯫ ꯏꯁꯨꯁꯤꯡ ꯊꯤꯡꯅꯕꯥ ꯑꯀꯛꯅꯕꯥ ꯒꯦꯂꯤꯡ ꯅꯠꯠꯔꯒꯥ ꯑꯣꯚꯔ-ꯇꯥꯏꯠꯅꯥ ꯊꯣꯀꯍꯅꯕꯥ ꯑꯃꯥꯡ-ꯑꯇꯥꯒꯨꯝꯕꯥ
ꯑꯩꯈꯣꯌꯅꯥ ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯁ.ꯑꯦꯝ., ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ., ꯑꯦꯟ.ꯄꯤ.ꯇꯤ., ꯑꯃꯁꯨꯡ ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ.ꯒꯨꯝꯕꯥ ꯃꯇꯥꯡꯗꯥ ꯋꯥꯔꯤ ꯁꯥꯕꯥ ꯃꯇꯃꯗꯥ ꯊ꯭ꯔꯦꯗ ꯐꯤꯇꯤꯡꯁꯤꯡꯒꯤ , ꯃꯁꯤ ꯄꯨꯝꯅꯃꯛ ꯑꯁꯤ ꯃꯈꯣꯌꯅꯥ ꯄꯥꯏꯄꯁꯤꯡ ꯑꯁꯤ ꯀꯔꯝꯅꯥ ꯁꯝꯅꯍꯜꯂꯤ ꯑꯃꯁꯨꯡ ꯁꯤꯜ ꯇꯧꯕꯒꯦ ꯍꯥꯌꯕꯗꯨꯒꯤ ꯃꯇꯥꯡꯗꯥ ꯑꯣꯏꯔꯤ꯫ ꯍꯥꯌꯔꯤꯕꯥ ꯊ꯭ꯔꯦꯗ ꯁ꯭ꯇꯦꯟꯗꯔꯗꯁꯤꯡ ꯑꯁꯤꯅꯥ ꯑꯩꯈꯣꯌꯗꯥ ꯋꯥꯐꯃꯁꯤꯡ ꯑꯁꯤ ꯆꯨꯝꯅꯥ ꯄꯨꯟꯅꯥ ꯆꯠꯃꯤꯟꯅꯕꯗꯥ ꯃꯇꯦꯡ ꯄꯥꯡꯏ꯫ ꯃꯁꯤ ꯂꯦꯒꯣ ꯕ꯭ꯂꯣꯀꯁꯤꯡꯒꯨꯝꯅꯥ ꯈꯅꯕꯤꯌꯨ – ꯃꯈꯣꯌꯅꯥ ꯄꯨꯟꯅꯥ ꯂꯦꯄꯃꯤꯟꯅꯅꯕꯥ ꯃꯄꯨꯡ ꯐꯥꯅꯥ ꯃꯥꯟꯅꯕꯥ ꯃꯊꯧ ꯇꯥꯏ꯫
L NPSM ꯑꯃꯁꯨꯡ NPSꯅꯥ ꯁ꯭ꯠꯔꯦꯠ ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯂꯩ, ꯃꯁꯤꯅꯥ ꯇꯥꯀꯄꯗꯤ ꯃꯈꯣꯌ ꯑꯁꯤ ꯁ꯭ꯛꯔꯨ ꯇꯧꯕꯥ ꯃꯇꯃꯗꯥ ꯍꯦꯟꯅꯥ ꯆꯦꯠꯁꯤꯜꯂꯛꯇꯦ꯫
l npt , nptf , ꯑꯃꯁꯨꯡ ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ . ꯃꯁꯤꯅꯥ ꯇꯥꯀꯄꯗꯤ ꯃꯈꯣꯌ ꯑꯁꯤ ꯍꯦꯟꯅꯥ ꯀꯅꯈꯠꯂꯀꯏ, ꯃꯈꯜ ꯑꯃꯒꯤ ꯐꯅꯦꯂꯒꯨꯝꯅꯥ, ꯃꯁꯤꯅꯥ ꯂꯤꯛ ꯑꯣꯏꯕꯥ ꯊꯤꯡꯕꯗꯥ ꯃꯇꯦꯡ ꯄꯥꯡꯏ꯫
ꯑꯃꯦꯔꯤꯀꯥꯟ ꯅꯦꯁꯅꯦꯜ ꯁ꯭ꯇꯦꯟꯗꯔꯗꯁ ꯏꯟꯁꯇꯤꯠꯌꯨꯠ (ꯑꯦ.ꯑꯦꯟ.ꯑꯦꯁ.ꯑꯥꯏ.)ꯅꯥ ꯌꯨ.ꯑꯦꯁ.ꯇꯥ ꯂꯩꯔꯤꯕꯥ ꯊ꯭ꯔꯦꯠꯁꯤꯡ ꯑꯁꯤꯒꯤ ꯀꯥꯡꯂꯣꯅꯁꯤꯡ ꯈꯨꯗꯝ ꯑꯣꯏꯅꯥ, ꯑꯦ.ꯑꯦꯟ.ꯑꯦꯁ.ꯑꯥꯏ./ꯑꯦ.ꯑꯦꯁ.ꯑꯦꯝ.ꯏ.ꯕꯤ.꯱.꯲꯰.꯱ ꯑꯁꯤ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ. ꯃꯈꯣꯌꯅꯥ ꯑꯩꯈꯣꯌꯗꯥ ꯍꯥꯌꯔꯤ ꯃꯗꯨꯗꯤ ꯊ꯭ꯔꯦꯠꯁꯤꯡ ꯑꯁꯤ ꯀꯌꯥ ꯌꯥꯝꯅꯥ ꯆꯥꯎꯒꯗꯒꯦ, ꯀꯌꯥ ꯌꯥꯝꯅꯥ ꯏꯟꯆꯤ ꯑꯃꯗꯥ ꯂꯩꯕꯒꯦ (ꯃꯗꯨꯗꯤ ꯊꯣꯡꯅꯥꯑꯣ ꯃꯁꯤꯡꯅꯤ), ꯑꯃꯁꯨꯡ ꯃꯈꯣꯌꯅꯥ ꯂꯩꯒꯗꯕꯥ ꯃꯑꯣꯡ ꯑꯗꯨ꯫
ꯃꯆꯥꯀꯁꯤꯡ ꯑꯁꯤ ꯌꯥꯝꯅꯥ ꯃꯔꯨ ꯑꯣꯏ꯫ ꯑꯌꯥꯝꯕꯥ ꯐꯤꯇꯤꯡꯁꯤꯡ ꯑꯁꯤ ꯁ꯭ꯇꯤꯜ ꯅꯠꯠꯔꯒꯥ ꯕ꯭ꯔꯥꯁꯒꯨꯝꯕꯥ ꯙꯥꯇꯨꯅꯤ, ꯃꯔꯃꯗꯤ ꯃꯈꯣꯌ ꯑꯁꯤ ꯃꯄꯥꯉ꯭ꯒꯜ ꯀꯜꯂꯤ꯫ ꯁꯔꯨꯀꯁꯤꯡ ꯑꯁꯤ ꯁꯦꯝꯕꯥ ꯑꯁꯤꯅꯥ ꯃꯈꯣꯌ ꯑꯁꯤ ꯁꯥꯐꯕꯥ ꯑꯣꯏꯍꯟꯅꯕꯥ ꯑꯃꯁꯨꯡ ꯃꯇꯝ ꯁꯥꯡꯅꯥ ꯂꯩꯍꯟꯅꯕꯥ ꯑꯀꯅꯕꯥ ꯅꯤꯌꯃꯁꯤꯡ ꯉꯥꯛꯅꯥ ꯆꯠꯂꯤ꯫ ꯃꯁꯤ ꯀꯝꯞꯂꯥꯏꯑꯦꯟꯁꯀꯤ ꯃꯇꯥꯡꯗꯥ ꯑꯣꯏꯔꯤ – ꯃꯇꯝ ꯈꯨꯗꯤꯡꯗꯥ ꯃꯄꯨꯡ ꯐꯥꯕꯥ ꯀꯦꯛ ꯑꯃꯥ ꯁꯦꯝꯅꯕꯥ ꯔꯦꯁꯤꯄꯤ ꯑꯃꯥ ꯇꯨꯡ ꯏꯟꯕꯥ ꯑꯁꯤꯒꯨꯝꯕꯥ꯫
l ANSI B1.20.3 ꯑꯃꯁꯨꯡ AS 1722.1 ꯑꯁꯤ ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯀꯔꯝꯅꯥ ꯁꯦꯃꯒꯅꯤ ꯍꯥꯌꯕꯒꯤ ꯂꯃꯖꯤꯡ-ꯂꯃꯇꯥꯛ ꯈꯔꯅꯤ꯫ ꯄ꯭ꯔꯦꯁꯔ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯒꯤꯗꯃꯛꯇꯥ .
l ꯌꯨ.ꯀꯦ.ꯗꯥ ꯃꯈꯣꯌꯅꯥ ꯕꯤ.ꯑꯦꯁ.꯲꯱ ꯑꯃꯁꯨꯡ ꯑꯥꯏ.ꯑꯦꯁ.ꯑꯣ ꯊ꯭ꯔꯦꯗꯁꯤꯡꯒꯤꯗꯃꯛꯇꯥ ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ. ꯑꯃꯁꯨꯡ ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯄꯤ.ꯒꯤ .
ꯃꯦꯟꯌꯨꯐꯦꯀꯆꯔꯔꯁꯤꯡꯅꯁꯨ ꯃꯈꯣꯌꯒꯤ ꯊ꯭ꯔꯦꯗꯁꯤꯡꯅꯥ ꯃꯈꯣꯌꯅꯥ ꯂꯤꯛ ꯑꯣꯏꯗꯅꯥ ꯅꯠꯠꯔꯒꯥ ꯊꯨꯒꯥꯏꯗꯅꯥ ꯃꯈꯣꯌꯅꯥ ꯇꯧꯒꯗꯕꯥ ꯄ꯭ꯔꯦꯁꯔ ꯑꯗꯨ ꯍꯦꯟꯗꯜ ꯇꯧꯕꯥ ꯉꯃꯒꯅꯤ ꯍꯥꯌꯕꯥ ꯁꯣꯏꯗꯅꯥ ꯈꯉꯒꯗꯕꯅꯤ꯫ ꯃꯐꯝ ꯑꯗꯨꯗꯥ ꯀ꯭ꯕꯥꯂꯤꯇꯤ ꯑꯦꯁꯨꯔꯦꯟꯁ ꯂꯥꯀꯏ꯫
ꯊ꯭ꯔꯦꯗ ꯗꯥꯏꯃꯦꯟꯁꯅꯁꯤꯡꯗꯥ ꯄꯤꯆ (ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯀꯌꯥ ꯌꯥꯝꯅꯥ ꯂꯥꯞꯅꯥ ꯂꯩꯕꯒꯦ) ꯑꯃꯁꯨꯡ ꯑꯦꯉ꯭ꯒꯜ ꯑꯁꯤ ꯌꯥꯑꯣꯔꯤ꯫ ꯊ꯭ꯔꯦꯗꯁꯤꯡꯒꯤ ꯈꯨꯗꯝ ꯑꯣꯏꯅꯥ, ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ .
l ꯇꯣꯂꯔꯦꯟꯁ ꯍꯥꯌꯕꯁꯤ ꯊ꯭ꯔꯦꯗꯁꯤꯡꯒꯤ ꯁꯥꯏꯖ ꯑꯃꯁꯨꯡ ꯃꯑꯣꯡ-ꯃꯇꯧꯗꯥ ꯑꯌꯥꯕꯥ ꯄꯤꯔꯤꯕꯥ ꯑꯄꯤꯀꯄꯥ ꯈꯦꯠꯅꯕꯥ ꯑꯗꯨꯅꯤ꯫ ꯃꯈꯣꯌꯁꯤꯡ ꯑꯁꯤ ꯐꯤꯇꯤꯡ ꯄꯤꯁꯁꯤꯡꯗꯥ ꯌꯥꯑꯣꯕꯥ ꯋꯤꯒꯜ ꯔꯨꯃꯒꯨꯝꯕꯅꯤ꯫
l ꯀ꯭ꯕꯥꯂꯤꯇꯤ ꯑꯦꯁꯨꯔꯦꯟꯁ ꯍꯥꯌꯕꯁꯤꯅꯥ ꯁꯔꯨꯛ ꯈꯨꯗꯤꯡꯃꯛ ꯁ꯭ꯇꯦꯟꯗꯔꯗꯁꯤꯡ ꯉꯥꯛꯅꯥ ꯆꯠꯄꯥ ꯉꯝꯅꯕꯥ ꯆꯦꯛ ꯇꯧꯕꯥ ꯍꯥꯌꯕꯅꯤ꯫ ꯃꯁꯤ ꯑꯣꯖꯥ ꯑꯃꯅꯥ ꯅꯍꯥꯛꯀꯤ ꯍꯣꯝ ꯋꯥꯔꯛ ꯑꯗꯨ ꯒ꯭ꯔꯦꯗꯤꯡ ꯇꯧꯕꯒꯨꯝꯅꯥ ꯅꯍꯥꯛꯅꯥ ꯄꯥꯎꯈꯨꯃꯁꯤꯡ ꯑꯗꯨ ꯑꯆꯨꯝꯕꯥ ꯃꯑꯣꯡꯗꯥ ꯐꯪꯂꯦ ꯍꯥꯌꯕꯥ ꯁꯣꯏꯗꯅꯥ ꯈꯉꯕꯥ ꯉꯃꯒꯅꯤ꯫
ꯑꯃꯒꯤꯗꯃꯛ , ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯁꯤꯜ ꯁꯔꯨꯀꯁꯤꯡ ꯄꯤ.ꯇꯤ.ꯑꯦꯐ.ꯏ.ꯒꯤ ꯇꯦꯞ (ꯇꯦꯐ꯭ꯂꯣꯟ) , ꯒ꯭ꯌꯥꯁꯀꯦꯠ , ꯅꯠꯠꯔꯒꯥ ꯑꯣ-ꯔꯤꯡꯒꯨꯝꯕꯥ ꯑꯁꯤ ꯊꯣꯡꯁꯤꯡ ꯑꯁꯤꯒꯥ ꯂꯣꯌꯅꯅꯥ ꯁꯤꯖꯤꯟꯅꯕꯥ ꯌꯥꯏ꯫ ꯇꯦꯄꯔ ꯊ꯭ꯔꯦꯠꯁꯤꯡ ꯑꯁꯤ ꯑꯌꯥꯝꯕꯅꯥ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ. ꯑꯃꯁꯨꯡ ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ.ꯒꯨꯝꯕꯥ ꯃꯈꯣꯌꯒꯤ ꯃꯑꯣꯡ ꯃꯇꯧꯅꯥ ꯃꯔꯝ ꯑꯣꯏꯗꯨꯅꯥ ꯃꯁꯥ ꯃꯊꯟꯇꯥ ꯁꯤꯜ ꯇꯧꯕꯥ ꯌꯥꯏ – ꯃꯈꯣꯌꯅꯥ ꯁ꯭ꯛꯔꯨ ꯇꯧꯕꯥ ꯃꯇꯃꯗꯥ ꯍꯦꯟꯅꯥ ꯆꯦꯠꯁꯤꯜꯂꯀꯏ ꯑꯃꯁꯨꯡ ꯍꯦꯟꯅꯥ ꯆꯦꯠꯁꯤꯜꯂꯀꯏ꯫
L NPT ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯑꯣꯏꯅꯥ ꯗꯤꯖꯥꯏꯟ ꯇꯧꯏ ꯏꯟꯇꯔꯐꯦꯔꯦꯟꯁ ꯐꯤꯠ , ꯃꯁꯤꯅꯥ ꯇꯥꯀꯄꯗꯤ ꯃꯈꯣꯌꯅꯥ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯁꯤꯜ ꯑꯃꯥ ꯁꯦꯝꯃꯤ꯫ ꯄꯨꯟꯅꯥ ꯁꯣꯛꯅ-ꯁꯝꯅꯗꯨꯅꯥ
l NPSM ꯊ꯭ꯔꯦꯗꯁꯤꯡꯅꯥ ꯑꯃꯒꯥ ꯂꯣꯌꯅꯅꯥ ꯊꯕꯛ ꯇꯧꯏ ꯅꯨꯄꯤ ꯄꯥꯏꯞ ꯁꯨꯏꯚꯦꯜ – ꯄꯥꯏꯞ ꯄꯨꯝꯕꯥ ꯀꯨꯄꯁꯤꯟꯗꯅꯥ ꯅꯍꯥꯛꯅꯥ ꯃꯗꯨ ꯁ꯭ꯛꯔꯨ ꯇꯧꯕꯥ ꯌꯥꯍꯅꯕꯥ ꯃꯈꯜ ꯑꯃꯅꯤ꯫
L NPTF ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯀꯔꯤꯒꯨꯝꯕꯥ ꯃꯇꯃꯗꯥ ꯗ꯭ꯔꯥꯏꯁꯤꯜ ꯑꯃꯦꯔꯤꯀꯥꯟ ꯅꯦꯁꯅꯦꯜ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯇꯦꯄꯔ ꯄꯥꯏꯞ ꯊ꯭ꯔꯦꯗ ꯍꯥꯌꯅꯥ ꯀꯧꯏ ꯃꯔꯃꯗꯤ ꯃꯈꯣꯌ ꯑꯁꯤ ꯇꯦꯞ ꯅꯠꯠꯔꯒꯥ ꯄꯦꯁ꯭ꯇꯒꯨꯝꯕꯥ ꯑꯍꯦꯅꯕꯥ ꯄꯣꯠꯂꯃꯁꯤꯡ ꯃꯊꯧ ꯇꯥꯗꯅꯥ ꯁꯤꯜ ꯇꯧꯅꯕꯥ ꯍꯥꯌꯕꯅꯤ꯫
ꯃꯇꯥꯡꯗꯥ ꯍꯥꯌꯔꯕꯗꯥ ꯊ꯭ꯔꯦꯗ ꯐꯤꯇꯤꯡꯁꯤꯡꯒꯤ ꯁꯤꯖꯤꯟꯅꯔꯤꯕꯥ ꯄ꯭ꯔꯦꯁꯔ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯗꯥ , ꯑꯀꯨꯞꯄꯥ ꯃꯔꯣꯂꯁꯤꯡ ꯑꯁꯤ ꯃꯔꯨ ꯑꯣꯏ꯫ ꯇꯁꯦꯡꯅꯥ ꯃꯥꯂꯦꯝ ꯑꯁꯤꯗꯥ ꯊꯣꯡꯁꯤꯡ ꯑꯁꯤ ꯀꯔꯝꯅꯥ ꯁꯤꯖꯤꯟꯅꯕꯒꯦ ꯍꯥꯌꯕꯗꯨ ꯌꯦꯡꯁꯤ꯫
ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯒꯤ ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯑꯌꯥꯝꯕꯅꯥ ꯖꯦꯅꯦꯔꯦꯜ ꯏꯟꯗꯁ꯭ꯠꯔꯤꯌꯦꯜ ꯑꯦꯞꯂꯤꯀꯦꯁꯅꯁꯤꯡꯗꯥ ꯐꯪꯏ꯫ ꯈꯨꯗꯝ ꯑꯣꯏꯅꯥ, ꯄ꯭ꯔꯦꯁꯔ ꯀꯦꯂꯤꯕ꯭ꯔꯦꯁꯟ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡ ꯁꯥꯕꯥ ꯃꯤꯑꯣꯏ ꯑꯃꯅꯥ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.
ꯗ꯭ꯔꯥꯏꯁꯤꯜ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ ꯈꯉꯅꯕꯥ ꯅꯦꯁ꯭ꯅꯦꯜ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯇꯦꯄꯔ ꯄꯥꯏꯞ ꯊ꯭ꯔꯦꯗ . ꯃꯈꯣꯌ ꯑꯁꯤ ꯑꯃꯦꯔꯤꯀꯥꯟ ꯍꯥꯌꯅꯥ ꯑꯃꯥ ꯌꯥꯝꯅꯥ ꯃꯔꯨꯑꯣꯏꯕꯥ ꯑꯦꯞꯂꯤꯀꯦꯁꯅꯁꯤꯡꯗꯥ ꯁꯤꯖꯤꯟꯅꯩ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯁꯤꯜ , ꯃꯗꯨꯗꯤ ꯐ꯭ꯌꯨꯑꯦꯜ ꯗꯤꯁ꯭ꯄꯦꯟꯁꯤꯡ ꯏꯛꯌꯨꯏꯄꯃꯦꯟꯇꯁꯤꯡꯗꯥ ꯑꯣꯏ꯫
NPSM ꯊ꯭ꯔꯦꯗꯁꯤꯡ , ꯅꯠꯠꯔꯒꯥ ꯅꯦꯁꯅꯦꯜ ꯄꯥꯏꯞ ꯁ꯭ꯠꯔꯦꯠ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ , ꯃꯍꯧꯁꯥꯅꯥ ꯑꯃꯒꯥ ꯂꯣꯌꯅꯅꯥ ꯁꯤꯖꯤꯟꯅꯩ ꯅꯨꯄꯤ ꯄꯥꯏꯞ ꯁꯨꯏꯚꯦꯜ . ꯀꯦꯁ ꯁ꯭ꯇꯗꯤ ꯑꯃꯗꯥ ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯁ.ꯑꯦꯝ.
ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ . ꯃꯈꯣꯌ ꯑꯁꯤ ꯑꯌꯥꯝꯕꯅꯥ ꯃꯈꯣꯌꯒꯤ ꯁꯤꯂꯤꯡ ꯏꯐꯤꯁꯤꯑꯦꯟꯁꯤꯒꯤꯗꯃꯛ ꯈꯅꯒꯠꯂꯤ꯫ ꯐ꯭ꯂꯨꯏꯗ ꯑꯃꯁꯨꯡ ꯒ꯭ꯌꯥꯁ ꯇ꯭ꯔꯥꯟꯁꯐꯔ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯗꯥ
ꯈꯦꯟꯅꯕꯥ ꯑꯁꯤ ꯊꯨꯒꯥꯏꯔꯁꯤ:
L NPT VS. NPTF : ꯑꯅꯤꯃꯛꯇꯥ ꯑꯃꯥ ꯂꯩ , ꯑꯗꯨꯕꯨ NPTFꯅꯥ ꯇꯦꯄꯔ ꯄꯥꯏꯞ ꯊ꯭ꯔꯦꯗ ꯑꯃꯥ ꯄꯤꯔꯤ ꯏꯟꯇꯔꯐꯦꯔꯦꯟꯁ ꯐꯤꯠ ꯃꯔꯛꯇꯥ ꯊ꯭ꯔꯦꯗ ꯀ꯭ꯔꯦꯁ꯭ꯇꯁꯤꯡ ꯑꯃꯁꯨꯡ ꯊ꯭ꯔꯦꯗ ꯔꯨꯇꯁꯤꯡꯒꯤ , ꯃꯁꯤꯅꯥ ꯁꯤꯂꯟꯇ ꯑꯃꯒꯤ ꯃꯊꯧ ꯇꯥꯕꯥ ꯑꯗꯨ ꯀꯣꯀꯍꯜꯂꯤ꯫
L NPSM ꯕꯅꯥꯝ NPT : NPSMꯗꯥ ꯁ꯭ꯠꯔꯦꯠ ꯄꯥꯏꯞ ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯂꯩ ꯑꯃꯁꯨꯡ ꯑꯃꯥ ꯁꯦꯝꯅꯕꯒꯤꯗꯃꯛ ꯒ꯭ꯌꯥꯁꯀꯦꯠ ꯅꯠꯠꯔꯒꯥ ꯑꯣ-ꯔꯤꯡ ꯃꯊꯧ ꯇꯥꯏ ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯀꯅꯦꯛꯁꯟ . ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯒꯤ ꯇꯦꯄꯔ ꯊ꯭ꯔꯦꯠꯁꯤꯡ ꯑꯁꯤꯅꯥ ꯃꯈꯣꯌ ꯃꯁꯥꯅꯥ ꯊ꯭ꯔꯦꯗꯁꯤꯡꯒꯤ ꯃꯇꯨꯡ ꯏꯟꯅꯥ ꯁꯤꯜ ꯑꯃꯥ ꯁꯦꯝꯃꯤ꯫
l ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ.ꯒꯤ ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ . : ꯄꯣꯖꯤꯁꯟ ꯑꯈꯟꯅꯕꯥ
ꯏꯟꯗꯁ꯭ꯠꯔꯤꯒꯤ ꯄ꯭ꯔꯣꯐꯦꯁ꯭ꯅꯦꯂꯁꯤꯡꯅꯥ ꯄꯤ.ꯇꯤ.ꯑꯦꯐ.ꯏ.ꯒꯤ ꯇꯦꯞ (ꯇꯤ.ꯏ.ꯑꯦꯐ.ꯑꯦꯜ.ꯑꯣ.ꯑꯦꯟ.) ꯅꯠꯠꯔꯒꯥ ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯁꯤꯜ ꯑꯃꯥ ꯁꯣꯏꯗꯅꯥ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ ꯐꯪꯍꯟꯅꯕꯥ . ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ.ꯀꯤ ꯑꯣꯏꯅꯗꯤ, ꯃꯁꯤꯒꯤ ꯑꯁꯤꯒꯤ ꯀꯥꯟꯅꯕꯥ ꯂꯧꯅꯕꯥ ꯃꯇꯤꯛ ꯆꯥꯕꯥ ꯑꯦꯉ꯭ꯒꯦꯖꯃꯦꯟꯇ ꯁꯣꯌꯗꯅꯥ ꯂꯩꯍꯅꯕꯥ ꯑꯁꯤ ꯌꯥꯝꯅꯥ ꯃꯔꯨꯑꯣꯏ꯫ ꯗ꯭ꯔꯥꯏꯁꯤꯜ ꯐꯉ꯭ꯀꯁꯟ
ꯂꯣꯌꯅꯅꯥ ꯊꯕꯛ ꯇꯧꯕꯥ ꯃꯇꯃꯗꯥ BSPT ꯀꯅꯦꯛꯁꯅꯁꯤꯡꯒꯥ , ꯃꯈꯣꯌ ꯑꯁꯤ ꯑꯦꯗꯄꯇꯥꯔꯁꯤꯡ ꯌꯥꯎꯗꯅꯥ NPT ꯅꯠꯠꯔꯒꯥ NPTFꯒꯥ ꯀꯣꯟꯅꯗꯕꯥ ꯍꯥꯌꯕꯁꯤ ꯅꯤꯡꯁꯤꯡꯕꯤꯌꯨ꯫ ꯑꯦꯛꯁꯄꯔꯇꯁꯤꯡꯅꯥ ꯁ꯭ꯇꯦꯟꯗꯔꯗꯁꯤꯡ ꯆꯦꯛ ꯇꯧꯅꯕꯥ ꯄꯥꯎꯇꯥꯛ ꯄꯤꯔꯤ꯫ ꯊ꯭ꯔꯦꯗ ANSI/ASME B1.20.1 , ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯒꯤ ꯑꯣꯏꯅꯥ ANSI B1.20.3 , ꯅꯠꯠꯔꯒꯥ NPTFꯒꯤꯗꯃꯛꯇꯥ ISO 7 ꯑꯃꯁꯨꯡ BS 21ꯒꯨꯝꯕꯥ BSPTꯒꯤꯗꯃꯛꯇꯥ
ꯒꯦꯂꯤꯡ , ꯅꯠꯠꯔꯒꯥ ꯊ꯭ꯔꯦꯗ ꯗꯦꯃꯦꯖ ꯑꯁꯤ ꯐꯤꯇꯤꯡꯁꯤꯡ ꯑꯁꯤꯒꯥ ꯂꯣꯌꯅꯅꯥ ꯔꯤꯁ꯭ꯛ ꯂꯩ꯫ ꯃꯁꯤ ꯊꯤꯡꯅꯕꯥ, ꯀꯩꯗꯧꯉꯩꯗꯥ ꯍꯦꯟꯅꯥ ꯇꯠꯄꯥ ꯑꯃꯁꯨꯡ ꯃꯇꯝ ꯄꯨꯝꯅꯃꯛꯇꯥ ꯄ꯭ꯔꯦꯁꯔ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯒꯤ ꯁ꯭ꯄꯦꯁꯤꯐꯤꯀꯦꯁꯅꯁꯤꯡ ꯉꯥꯛꯅꯥ ꯆꯠꯀꯗꯕꯅꯤ꯫
ꯏꯅꯁ꯭ꯇꯣꯜ ꯇꯧꯕꯥ ꯃꯇꯃꯗꯥ , NPSM , NPTF , NPT , ꯅꯠꯠꯔꯒꯥ BSPT ꯐꯤꯇꯤꯡꯁꯤꯡ ꯁꯣꯌꯗꯅꯥ ꯂꯩꯍꯟꯅꯕꯥ ꯑꯀꯛꯅꯕꯥ ꯒꯥꯏꯗꯂꯥꯏꯅꯁꯤꯡ ꯉꯥꯛꯅꯥ ꯆꯠꯄꯥ ꯍꯥꯌꯕꯁꯤ ꯌꯥꯝꯅꯥ ꯃꯔꯨꯑꯣꯏ꯫ ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯀꯅꯦꯛꯁꯟ ꯑꯃꯥ ꯃꯐꯝ ꯑꯁꯤꯗꯥ ꯊꯨꯅꯥ ꯌꯥꯡꯅꯥ ꯂꯧꯈꯠꯄꯥ ꯌꯥꯕꯥ ꯒꯥꯏꯗꯂꯥꯏꯟ ꯑꯃꯥ ꯄꯤꯔꯤ:
ꯑꯦꯜ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ. ꯑꯃꯁꯨꯡ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ .
l ꯁꯤꯖꯤꯟꯅꯧ꯫ PTFE ꯇꯦꯞ ꯅꯠꯠꯔꯒꯥ ꯆꯨꯅꯕꯥ ꯊꯣꯡꯅꯥꯎ ꯑꯃꯥ ꯅꯨꯄꯥꯒꯤ ꯊꯣꯡꯅꯥꯎ ꯑꯗꯨꯗꯥ
l ꯐꯤꯇꯤꯡ ꯑꯗꯨ ꯈꯨꯠꯅꯥ ꯆꯦꯠꯅꯥ ꯄꯥꯏꯈꯠꯂꯨ, ꯃꯗꯨꯒꯤ ꯃꯇꯨꯡꯗꯥ ꯑꯔꯣꯏꯕꯥ ꯇꯥꯔꯅꯁꯤꯡꯒꯤꯗꯃꯛꯇꯥ ꯔꯦꯟꯆ ꯑꯃꯥ ꯁꯤꯖꯤꯟꯅꯧ꯫
l ꯍꯦꯟꯅꯥ ꯇꯠꯄꯥ ꯌꯥꯗꯅꯕꯥ ꯆꯦꯀꯁꯤꯅꯒꯗꯕꯅꯤ, ꯃꯔꯃꯗꯤ ꯃꯁꯤꯅꯥ ꯊꯣꯡꯅꯥꯎꯁꯤꯡꯗꯥ ꯑꯃꯥꯡ-ꯑꯇꯥ ꯊꯣꯀꯍꯅꯕꯥ ꯌꯥꯏ꯫
l ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ .
l NPTꯒꯥ ꯃꯥꯟꯅꯕꯥ, PTFE ꯇꯦꯞ ꯅꯠꯠꯔꯒꯥ ꯊ꯭ꯔꯦꯗ ꯁꯤꯂꯟꯇ ꯁꯤꯖꯤꯟꯅꯧ.
l ꯑꯃꯥ ꯐꯪꯅꯕꯥ ꯆꯦꯀꯁꯤꯟꯅꯥ ꯆꯦꯠꯅꯥ ꯆꯦꯠꯁꯤꯜꯂꯨ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯁꯤꯜ .
l ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯁ.ꯑꯦꯝ .
l ꯊ꯭ꯔꯦꯠꯁꯤꯡ ꯑꯁꯤ ꯑꯃꯒꯥ ꯂꯣꯌꯅꯅꯥ ꯃꯦꯠ ꯇꯧꯅꯕꯥ ꯁꯦꯃꯈꯤꯕꯅꯤ ꯅꯨꯄꯤ ꯄꯥꯏꯞ ꯁꯨꯏꯚꯦꯜ .
l ꯑꯃꯥ ꯁꯤꯖꯤꯟꯅꯧ꯫ ꯒ꯭ꯌꯥꯁꯀꯦꯠ ꯅꯠꯠꯔꯒꯥ ꯑꯣ-ꯔꯤꯡ ꯁꯤꯂꯤꯡꯒꯤꯗꯃꯛꯇꯥ
l ꯑꯣꯚꯔꯇꯥꯏꯠ ꯇꯧꯔꯣꯏꯗꯕꯅꯤ, ꯃꯔꯃꯗꯤ ꯃꯁꯤꯅꯥ ꯒ꯭ꯌꯥꯁꯀꯦꯠꯇꯥ ꯑꯃꯥꯡ-ꯑꯇꯥ ꯊꯣꯀꯍꯅꯕꯥ ꯌꯥꯏ.
l ꯀ꯭ꯔꯣꯁ-ꯊ꯭ꯔꯦꯗꯤꯡ : ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯦꯂꯥꯏꯟ ꯇꯧꯗ꯭ꯔꯤꯉꯩꯗꯥ ꯊꯣꯀꯏ꯫ ꯃꯇꯝ ꯄꯨꯝꯅꯃꯛꯇꯥ ꯃꯁꯤ ꯊꯤꯡꯅꯕꯥ ꯈꯨꯠꯅꯥ ꯍꯧꯒꯗꯕꯅꯤ꯫
l ꯒ꯭ꯌꯥꯂꯤꯡ : ꯃꯦꯇꯜ-ꯇꯨ-ꯃꯦꯇꯜ ꯀꯟꯇꯦꯛꯇꯅꯥ ꯃꯁꯤ ꯊꯣꯀꯍꯅꯕꯥ ꯌꯥꯏ꯫ ꯃꯁꯤ ꯊꯤꯡꯅꯕꯥ ꯂꯨꯕ꯭ꯔꯤꯀꯦꯁꯟ ꯁꯤꯖꯤꯟꯅꯧ꯫
l ꯑꯣꯚꯔ-ꯇꯥꯏꯝ : ꯊ꯭ꯔꯦꯗ ꯑꯃꯥꯡ-ꯑꯇꯥ ꯊꯣꯀꯍꯅꯕꯥ ꯌꯥꯏ꯫ ꯏꯅꯒꯗꯕꯅꯤ꯫ ꯄ꯭ꯔꯦꯁꯔ ꯀꯦꯂꯤꯕ꯭ꯔꯦꯁꯟ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯒꯤ ꯒꯥꯏꯗꯂꯥꯏꯅꯁꯤꯡ ꯃꯇꯤꯛ ꯆꯥꯕꯥ ꯇꯣꯔꯛ ꯄꯤꯅꯕꯒꯤꯗꯃꯛ
l ꯂꯤꯛ ꯑꯣꯏꯕꯥ : ꯀꯔꯤꯒꯨꯝꯕꯥ ꯂꯤꯛ ꯑꯣꯏꯔꯕꯗꯤ, ꯔꯎꯟꯗꯒꯤ ꯃꯄꯥꯟꯗꯥ ꯂꯩꯕ꯭ꯔꯥ ꯍꯥꯌꯕꯗꯨ ꯆꯦꯛ ꯇꯧ ꯑꯃꯁꯨꯡ ꯊ꯭ꯔꯦꯗ ꯑꯦꯉ꯭ꯒꯦꯖꯃꯦꯟꯇ ꯃꯑꯣꯡ ꯆꯨꯝꯅꯥ ꯁꯣꯌꯗꯅꯥ ꯑꯦꯉ꯭ꯒꯦꯖꯃꯦꯟꯇ ꯁꯣꯌꯗꯅꯥ ꯂꯩꯕ꯭ꯔꯥ ꯍꯥꯌꯕꯗꯨ ꯌꯦꯡꯎ.
l ꯆꯥꯡ ꯅꯥꯏꯅꯥ ꯌꯦꯡꯁꯤꯅꯕꯥ : ꯁꯣꯀꯄꯥ, ꯀꯣꯔꯣꯅꯥ ꯅꯠꯠꯔꯒꯥ ꯑꯃꯥꯡ-ꯑꯇꯥ ꯊꯣꯀꯍꯅꯕꯒꯤ ꯈꯨꯗꯃꯁꯤꯡ ꯂꯩꯕ꯭ꯔꯥ ꯍꯥꯌꯕꯗꯨ ꯌꯦꯡꯎ꯫
l ꯁꯦꯡꯗꯣꯀꯄꯥ : ꯊꯣꯡꯅꯥꯎꯁꯤꯡ ꯁꯦꯡꯅꯥ ꯊꯝꯃꯨ꯫ ꯃꯩꯁꯥꯅꯥ ꯂꯤꯛ ꯑꯣꯏꯕꯥ ꯌꯥꯏ꯫
l ꯁꯤꯂꯤꯡꯒꯤ ꯔꯤꯑꯦꯞꯂꯤꯀꯦꯁꯟ : ꯃꯇꯃꯒꯤ ꯃꯇꯨꯡꯏꯟꯅꯥ, ꯁꯤꯂꯤꯡꯁꯤꯡ ꯑꯁꯤ ꯁꯣꯀꯍꯅꯕꯥ ꯌꯥꯏ꯫ ꯃꯊꯧ ꯇꯥꯕꯒꯤ ꯃꯇꯨꯡ ꯏꯟꯅꯥ ꯑꯃꯨꯛ ꯍꯟꯅꯥ ꯑꯦꯞꯂꯥꯏ ꯇꯧꯕꯥ꯫
l ꯃꯑꯣꯡ ꯆꯨꯝꯅꯥ ꯁ꯭ꯇꯣꯔꯦꯖ ꯇꯧꯕꯥ : ꯁ꯭ꯄꯦꯌꯥꯔ ꯐꯤꯇꯤꯡꯁꯤꯡ ꯑꯗꯨ ꯑꯀꯪꯕꯥ, ꯑꯁꯦꯡꯕꯥ ꯃꯐꯝ ꯑꯃꯗꯥ ꯊꯝꯃꯨ꯫
ꯅꯤꯡꯁꯤꯡꯕ :
L NPT ꯑꯃꯁꯨꯡ NPTF ꯊ꯭ꯔꯦꯗꯁꯤꯡꯅꯥ ꯑꯃꯅꯥ ꯁꯤꯜ ꯑꯃꯥ ꯁꯦꯝꯃꯤ ꯏꯟꯇꯔꯐꯦꯔꯦꯟꯁ ꯐꯤꯠ ꯃꯔꯛꯇꯥ ꯂꯩꯕꯥ ꯊ꯭ꯔꯦꯗ ꯀ꯭ꯔꯦꯁ꯭ꯇꯁꯤꯡ ꯑꯃꯁꯨꯡ ꯔꯨꯇꯁꯤꯡꯒꯤ .
l BSPT ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯈꯛꯇꯅꯥ ꯁꯤꯜ ꯇꯧꯏ, ꯃꯁꯤꯗꯥ ꯶꯰° ꯐ꯭ꯂꯦꯉ꯭ꯛ ꯑꯦꯉ꯭ꯒꯜ ꯑꯁꯤꯅꯥ ꯁꯤꯂꯤꯡ ꯏꯐꯤꯁꯤꯑꯦꯟꯁꯤꯗꯥ ꯃꯇꯦꯡ ꯄꯥꯡꯏ꯫
L NPSM ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯑꯃꯗꯥ ꯌꯨꯝꯐꯝ ꯑꯣꯏ , ꯑꯌꯥꯝꯕꯥ ꯃꯇꯃꯗꯥ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯀꯅꯦꯛꯁꯟ ꯂꯣꯌꯅꯅꯥ ꯍꯦꯅꯒꯠꯂꯀꯏ ꯒ꯭ꯌꯥꯁꯀꯦꯠ ꯅꯠꯠꯔꯒꯥ ꯑꯣ-ꯔꯤꯡ ꯑꯃꯒꯥ .
ꯃꯇꯥꯡꯗꯥ ꯍꯥꯌꯔꯒꯗꯤ ꯊ꯭ꯔꯦꯗ ꯐꯤꯇꯤꯡꯒꯤ , ꯃꯁꯤ ꯄꯥꯖꯜ ꯑꯃꯒꯨꯝꯅꯥ ꯂꯩ꯫ ꯄꯣꯠ ꯈꯨꯗꯤꯡꯃꯛ ꯑꯀꯛꯅꯕꯥ ꯃꯑꯣꯡꯗꯥ ꯐꯤꯠ ꯑꯣꯏ꯫ ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯁ.ꯑꯦꯝ. (ꯅꯦꯁ꯭ꯅꯦꯜ ꯄꯥꯏꯞ ꯁ꯭ꯠꯔꯦꯠ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ) ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯁ꯭ꯠꯔꯦꯠ ꯑꯃꯁꯨꯡ ꯐ꯭ꯔꯤ-ꯐꯤꯇꯤꯡ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯖꯣꯅꯁꯤꯡꯒꯤꯗꯃꯛ ꯗꯤꯖꯥꯏꯟ ꯇꯧꯕꯅꯤ꯫ NPT (ꯅꯦꯁꯅꯦꯜ ꯄꯥꯏꯞ ꯇꯦꯄꯔ) ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯇꯦꯞ ꯇꯧꯏ ꯑꯃꯁꯨꯡ ꯃꯈꯣꯌ ꯑꯁꯤ ꯁ꯭ꯛꯔꯨ ꯇꯧꯕꯥ ꯃꯇꯃꯗꯥ ꯍꯦꯟꯅꯥ ꯂꯨꯝꯅꯥ ꯐꯤꯠ ꯇꯧꯗꯨꯅꯥ ꯑꯀꯅꯕꯥ ꯁꯤꯜ ꯑꯃꯥ ꯁꯦꯝꯃꯤ꯫ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ . (ꯅꯦꯁꯅꯦꯜ ꯄꯥꯏꯞ ꯇꯦꯄꯔ ꯐ꯭ꯌꯨꯑꯦꯜ), ꯃꯁꯤꯕꯨ ꯍꯥꯌꯅꯥꯁꯨ ꯈꯪꯅꯩ ꯗ꯭ꯔꯥꯏꯁꯤꯜ ꯑꯃꯦꯔꯤꯀꯥꯟ ꯅꯦꯁꯅꯦꯜ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯇꯦꯄꯔ ꯄꯥꯏꯞ ꯊ꯭ꯔꯦꯗ , ꯑꯁꯤ NPTꯒꯥ ꯃꯥꯟꯅꯩ ꯑꯗꯨꯕꯨ ꯑꯍꯦꯅꯕꯥ ꯁꯤꯂꯟꯇ ꯃꯊꯧ ꯇꯥꯗꯅꯥ ꯍꯦꯟꯅꯥ ꯐꯕꯥ ꯁꯤꯜ ꯑꯃꯒꯤꯗꯃꯛ ꯗꯤꯖꯥꯏꯟ ꯇꯧꯕꯅꯤ꯫ ꯃꯥꯌꯀꯩ ꯑꯃꯔꯣꯃꯗꯥ, ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ. (ꯕ꯭ꯔꯤꯇꯤꯁ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯄꯥꯏꯞ ꯇꯦꯄꯔ) ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯑꯁꯤ ꯄ꯭ꯔꯦꯁꯔ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯗꯥ ꯑꯀꯅꯕꯥ ꯁꯤꯂꯁꯤꯡ ꯁꯦꯝꯅꯕꯒꯤꯗꯃꯛꯇꯥ ꯁꯤꯖꯤꯟꯅꯩ ꯑꯃꯁꯨꯡ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.
ꯍꯧꯖꯤꯛ, ꯃꯈꯣꯌꯁꯤꯡ ꯑꯗꯨ ꯅꯍꯥꯛꯅꯥ ꯃꯤꯛꯁ ꯇꯧꯕꯥ ꯌꯥꯕ꯭ꯔꯥ? ꯇꯁꯦꯡꯅꯥ ꯅꯠꯇꯦ꯫ ꯏꯟꯇꯔꯆꯦꯟꯖꯦꯕꯤꯂꯤꯇꯤ ꯑꯁꯤ ꯅꯍꯥꯛꯅꯥ ꯊ꯭ꯔꯦꯗ ꯐꯤꯇꯤꯡꯁꯤꯡꯒꯥ ꯂꯣꯌꯅꯅꯥ ꯁꯥꯟꯅꯕꯥ ꯄꯥꯝꯂꯤꯕꯥ ꯒꯦꯝ ꯑꯃꯅꯤ꯫ ꯁꯤꯖꯤꯟꯅꯕꯅꯥ NPT ꯂꯣꯌꯅꯅꯥ NPTFꯒꯥ ꯀꯔꯤꯒꯨꯝꯕꯥ ꯃꯇꯃꯗꯥ ꯊꯕꯛ ꯇꯧꯕꯥ ꯌꯥꯏ, ꯑꯗꯨꯕꯨ ꯃꯁꯤ ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯀꯅꯦꯛꯁꯟ ꯑꯃꯥ ꯑꯣꯏꯒꯅꯤ ꯍꯥꯌꯕꯒꯤ ꯒ꯭ꯌꯥꯔꯦꯟꯇꯤ ꯂꯩꯇꯦ . ꯑꯃꯁꯨꯡ ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ . ꯃꯁꯤꯒꯤ ꯑꯈꯟꯅꯕꯥ ꯊ꯭ꯔꯦꯠ ꯑꯦꯉ꯭ꯒꯜ ꯑꯃꯁꯨꯡ ꯄꯤꯆ ꯑꯁꯤꯅꯥ ꯃꯔꯝ ꯑꯣꯏꯗꯨꯅꯥ ꯃꯁꯤ ꯃꯄꯨꯡ ꯐꯥꯅꯥ ꯇꯣꯉꯥꯅꯕꯥ ꯋꯥꯔꯤ ꯑꯃꯅꯤ꯫ ꯈ꯭ꯕꯥꯏꯗꯒꯤ ꯀꯃꯟ ꯑꯣꯏꯕꯥ ꯑꯔꯥꯅꯕꯥ? ꯃꯈꯣꯌ ꯄꯨꯝꯅꯃꯛ ꯄꯨꯟꯅꯥ ꯐꯤꯠ ꯑꯣꯏꯅꯥ ꯂꯩ ꯍꯥꯌꯅꯥ ꯂꯧꯔꯒꯥ꯫ ꯁ꯭ꯇꯦꯟꯗꯔꯗꯁꯤꯡ ꯑꯗꯨ ꯃꯇꯝ ꯄꯨꯝꯅꯃꯛꯇꯥ ꯆꯦꯛ ꯇꯧ꯫ ANSI/ASME B1.20.1ꯒꯨꯝꯕꯥ ꯂꯤꯛ ꯅꯠꯠꯔꯒꯥ ꯑꯃꯥꯡ-ꯑꯇꯥ ꯊꯣꯀꯍꯟꯗꯅꯕꯥ, NPTꯒꯤꯗꯃꯛꯇꯥ
ꯑꯗꯨꯅꯥ, ꯑꯗꯣꯝꯅꯥ ꯃꯇꯧ ꯀꯔꯝꯅꯥ ꯑꯆꯨꯝꯕꯥ ꯑꯗꯨ ꯂꯧꯒꯅꯤ? ꯊꯕꯛ ꯑꯗꯨꯒꯤ ꯃꯇꯥꯡꯗꯥ ꯈꯅꯕꯤꯌꯨ꯫ , ꯐ꯭ꯂꯨꯏꯗ ꯑꯃꯁꯨꯡ ꯒ꯭ꯌꯥꯁ ꯇ꯭ꯔꯥꯟꯁꯐꯔꯒꯤꯗꯃꯛꯇꯥ ꯂꯤꯛ -ꯐ꯭ꯔꯤ ꯁꯤꯜ ꯑꯃꯥ ꯀꯤ ꯑꯣꯏ꯫ ꯀꯔꯤꯒꯨꯝꯕꯥ ꯅꯍꯥꯛꯅꯥ ꯄ꯭ꯔꯦꯁꯔ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯒꯥ ꯂꯣꯌꯅꯅꯥ ꯊꯕꯛ ꯇꯧꯔꯕꯗꯤ , ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ . ꯑꯃꯥ ꯃꯊꯧ ꯇꯥꯕꯥ ꯑꯦꯞꯂꯤꯀꯦꯁꯅꯁꯤꯡꯒꯤꯗꯃꯛꯇꯥ , ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯁꯤꯜ ꯁꯤꯂꯟꯇ ꯌꯥꯑꯣꯗꯅꯥ NPTF ꯑꯁꯤ ꯅꯍꯥꯛꯀꯤ ꯃꯔꯨꯄꯅꯤ꯫ ꯑꯃꯁꯨꯡ ꯑꯃꯒꯤꯗꯃꯛ , ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯀꯅꯦꯛꯁꯟ ꯐꯖꯅꯥ ꯂꯧꯊꯣꯀꯄꯥ ꯌꯥꯕꯥ ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯁ.ꯑꯦꯝ .
l ꯑꯐꯕꯥ ꯁꯤꯜ ꯑꯃꯥ ꯀꯔꯤꯅꯣ?
ꯄꯤ.ꯇꯤ.ꯑꯦꯐ.ꯏ.ꯒꯤ ꯇꯦꯞ (ꯇꯦꯐ꯭ꯂꯣꯟ) ꯑꯁꯤ ꯑꯌꯥꯝꯕꯅꯥ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.
l ꯑꯩꯅꯥ ꯃꯈꯣꯌꯕꯨ ꯀꯌꯥ ꯌꯥꯝꯅꯥ ꯇꯞꯅꯥ ꯇꯞꯅꯥ ꯁꯣꯀꯍꯅꯒꯗꯒꯦ?
ꯑꯃꯒꯤꯗꯃꯛ ꯆꯠꯂꯨ ꯏꯟꯇꯔꯐꯦꯔꯦꯟꯁ ꯐꯤꯠ — ꯊ꯭ꯔꯦꯗ ꯀ꯭ꯔꯦꯁ꯭ꯠ ꯑꯃꯁꯨꯡ ꯔꯨꯇꯁꯤꯡ ꯑꯗꯨ ꯑꯃꯒꯥ ꯑꯃꯒꯥ ꯂꯣꯌꯅꯅꯥ ꯀꯨꯄꯁꯤꯜꯂꯨ, ꯑꯗꯨꯕꯨ ꯅꯍꯥꯛꯅꯥ ꯊꯣꯡꯅꯥꯎꯁꯤꯡ ꯑꯗꯨ ꯂꯧꯊꯣꯛꯇꯨꯅꯥ ꯑꯁꯨꯛ ꯌꯥꯝꯅꯥ ꯇꯞꯅꯥ ꯇꯞꯅꯥ ꯊꯃꯒꯗꯕꯅꯤ꯫
l ꯑꯦꯉ꯭ꯒꯂꯁꯤꯡꯒꯤ ꯃꯇꯥꯡꯗꯥ ꯀꯔꯤ ꯍꯥꯌꯒꯅꯤ?
, ꯑꯦꯟ.ꯄꯤ.ꯇꯤ. ꯑꯃꯁꯨꯡ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯑꯦꯐ.ꯅꯥ ꯂꯩ ꯶꯰° ꯐ꯭ꯂꯦꯉ꯭ꯛ ꯑꯦꯉ꯭ꯒꯜ , ꯑꯃꯁꯨꯡ ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ . ꯅꯤꯡꯁꯤꯡꯕꯤꯌꯨ .
l ꯑꯩꯅꯥ ꯐꯤꯇꯤꯡꯁꯤꯡ ꯑꯁꯤ ꯑꯃꯨꯛ ꯍꯟꯅꯥ ꯁꯤꯖꯤꯟꯅꯕꯥ ꯌꯥꯕ꯭ꯔꯥ?
ꯀꯔꯤꯒꯨꯝꯕꯥ ꯃꯇꯃꯗꯥ, ꯑꯗꯨꯕꯨ ꯌꯦꯡꯎ ꯒ꯭ꯌꯥꯂꯤꯡꯒꯤꯗꯃꯛꯇꯥ — ꯊ꯭ꯔꯦꯗꯁꯤꯡꯅꯥ ꯁꯣꯟꯊꯔꯀꯄꯥ ꯑꯃꯁꯨꯡ ꯄꯨꯟꯅꯥ ꯂꯦꯄꯃꯤꯟꯅꯔꯀꯄꯥ ꯃꯇꯃꯗꯥ꯫
l ꯀꯔꯤꯒꯨꯝꯕꯥ ꯃꯁꯤ ꯂꯤꯛ ꯑꯣꯏꯔꯕꯗꯤ ꯀꯔꯤ ꯑꯣꯏꯒꯅꯤ?
ꯑꯃꯥꯡ-ꯑꯇꯥ ꯂꯩꯕ꯭ꯔꯥ ꯍꯥꯌꯕꯗꯨ ꯆꯦꯛ ꯇꯧ ꯅꯠꯠꯔꯒꯥ ꯍꯣꯠꯅꯧ꯫ ꯕꯣꯟꯗ ꯔꯤꯡ ꯁꯤꯜ ꯅꯠꯠꯔꯒꯥ O-ꯔꯤꯡ ꯑꯃꯥ ꯑꯍꯦꯅꯕꯥ ꯄ꯭ꯔꯣꯇꯦꯛꯁꯅꯒꯤ ꯂꯦꯌꯔ ꯑꯃꯒꯤꯗꯃꯛ
ꯅꯤꯡꯁꯤꯡꯕꯤꯌꯨ, ꯑꯆꯨꯝꯕꯥ ꯐꯤꯠ ꯑꯣꯏꯕꯥ ꯑꯁꯤ ꯊꯕꯛ ꯑꯗꯨꯒꯤꯗꯃꯛ ꯑꯆꯨꯝꯕꯥ ꯈꯨꯠꯂꯥꯏ ꯑꯃꯥ ꯈꯅꯕꯒꯥ ꯃꯥꯟꯅꯩ꯫ ꯃꯁꯤ ꯄꯨꯝꯅꯃꯛ ꯑꯁꯤ ꯑꯀꯨꯞꯄꯥ ꯃꯔꯣꯂꯁꯤꯡꯒꯤ ꯃꯇꯥꯡꯗꯥ ꯑꯣꯏꯔꯤ꯫ ꯍꯥꯌꯔꯤꯕꯥ ꯋꯥꯐꯃꯁꯤꯡ ꯑꯁꯤ ꯋꯥꯈꯂꯗꯥ ꯊꯝꯃꯨ, ꯑꯃꯁꯨꯡ ꯅꯍꯥꯛꯅꯥ ꯃꯥꯁ꯭ꯇꯔ ꯇꯧꯕꯒꯤ ꯂꯝꯕꯤꯗꯥ ꯆꯠꯀꯅꯤ ꯐꯤꯇꯤꯡꯁꯤꯡ ꯊ꯭ꯔꯦꯗ ꯂꯤꯛ-ꯐ꯭ꯔꯤ ꯀꯅꯦꯛꯁꯅꯁꯤꯡꯒꯤꯗꯃꯛꯇꯥ .
ꯑꯩꯈꯣꯌꯅꯥ ꯃꯇꯥꯡꯗꯥ ꯋꯥꯔꯤ ꯁꯥꯕꯥ ꯃꯇꯃꯗꯥ ꯊ꯭ꯔꯦꯗ ꯐꯤꯇꯤꯡꯁꯤꯡꯒꯤ ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯁ.ꯑꯦꯝ.ꯑꯦꯟ.ꯄꯤ.ꯑꯦꯐ.ꯑꯦꯟ.ꯄꯤ.ꯇꯤ . , ꯁꯥꯔꯤ꯫ , , ꯑꯃꯁꯨꯡ ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ.ꯒꯨꯝꯕꯥ ꯑꯩꯈꯣꯌꯅꯥ ꯄꯥꯏꯞ ꯑꯃꯁꯨꯡ ꯍꯣꯁꯁꯤꯡꯗꯥ ꯄꯨꯟꯅꯥ ꯆꯠꯃꯤꯟꯅꯕꯗꯥ ꯃꯇꯦꯡ ꯄꯥꯡꯂꯤꯕꯥ ꯁꯔꯨꯀꯁꯤꯡꯒꯤ ꯃꯇꯥꯡꯗꯥ ꯋꯥꯔꯤ ꯍꯥꯌꯔꯤꯕꯥ ꯐꯤꯇꯤꯡꯁꯤꯡ ꯑꯁꯤꯅꯥ ꯑꯩꯈꯣꯌꯒꯤ ꯏꯁꯤꯡ, ꯒ꯭ꯌꯥꯁ ꯑꯃꯁꯨꯡ ꯑꯇꯩ ꯄꯣꯠꯂꯃꯁꯤꯡ ꯑꯁꯤ ꯂꯤꯛ ꯇꯧꯗꯅꯥ ꯄꯥꯏꯄꯁꯤꯡꯒꯤ ꯃꯔꯛꯇꯥ ꯆꯠꯄꯥ ꯁꯣꯏꯗꯅꯥ ꯉꯃꯍꯜꯂꯤ꯫ ꯑꯩꯈꯣꯌꯅꯥ ꯇꯃꯈꯤꯕꯁꯤꯡ ꯑꯗꯨ ꯃꯈꯥꯗꯥ ꯄꯤꯔꯤ:
ꯑꯦꯜ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯅꯥ ꯃꯈꯜ ꯑꯃꯅꯤ꯫ ꯇꯦꯄꯔ ꯊ꯭ꯔꯦꯠ ꯌꯨ.ꯑꯦꯁ.ꯑꯦ.ꯗꯥ ꯌꯥꯝꯅꯥ ꯁꯤꯖꯤꯟꯅꯕꯥ ꯃꯁꯤꯅꯥ ꯇꯞꯅꯥ ꯇꯞꯅꯥ ꯐꯤꯠ ꯑꯣꯏꯍꯜꯂꯤ ꯃꯔꯃꯗꯤ ꯊꯣꯡꯅꯥꯎꯁꯤꯡ ꯑꯁꯤ ꯃꯊꯛ ꯑꯃꯗꯥ ꯍꯦꯟꯅꯥ ꯄꯤꯀꯄꯥ ꯑꯣꯏ, ꯃꯈꯜ ꯑꯃꯒꯤ ꯀꯣꯟ ꯑꯃꯒꯨꯝꯅꯥ꯫
l nptf ꯍꯥꯌꯅꯥ ꯈꯉꯅꯕꯥ ꯗ꯭ꯔꯥꯏꯁꯤꯜ ꯑꯃꯦꯔꯤꯀꯥꯟ ꯅꯦꯁ꯭ꯅꯦꯜ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯇꯦꯄꯔ ꯄꯥꯏꯞ ꯊ꯭ꯔꯦꯗ ꯑꯁꯤ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯒꯨꯝꯅꯥ ꯑꯣꯏ ꯑꯗꯨꯕꯨ , ꯄꯤ.ꯇꯤ.ꯑꯦꯐ.ꯏ ..
L NPSM , ꯅꯠꯠꯔꯒꯥ ꯅꯦꯁꯅꯦꯜ ꯄꯥꯏꯞ ꯁ꯭ꯠꯔꯦꯠ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ , ꯁ꯭ꯠꯔꯦꯠ ꯄꯥꯏꯞ ꯊ꯭ꯔꯦꯗꯁꯤꯡ ꯂꯩ . ꯃꯁꯤ ꯃꯦꯀꯥꯅꯤꯀꯦꯜ ꯀꯅꯦꯛꯁꯟ ꯑꯃꯥ ꯁꯦꯝꯕꯗꯥ ꯑꯐꯕꯥ ꯑꯃꯅꯤ , ꯃꯗꯨꯕꯨ ꯇꯣꯉꯥꯟꯅꯥ ꯊꯃꯗꯨꯅꯥ ꯑꯃꯨꯛ ꯍꯟꯅꯥ ꯄꯨꯟꯅꯥ ꯊꯝꯕꯥ ꯌꯥꯏ꯫
L BSPT , ꯁꯣꯔꯠ ꯑꯣꯏꯅꯥ ꯕ꯭ꯔꯤꯇꯤꯁ ꯁ꯭ꯇꯦꯟꯗꯔꯗ ꯄꯥꯏꯞ ꯇꯦꯄꯔ ꯑꯁꯤ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯒꯥ ꯃꯥꯟꯅꯩ ꯑꯗꯨꯕꯨ ꯇꯣꯉꯥꯅꯕꯥ ꯊ꯭ꯔꯦꯗ ꯑꯦꯉ꯭ꯒꯜ ꯑꯃꯁꯨꯡ ꯄꯤꯆ ꯂꯩ ꯫ ꯃꯁꯤ ꯕ꯭ꯔꯤꯇꯤꯁꯀꯤ ꯁ꯭ꯇꯦꯟꯗꯔꯗꯁꯤꯡ ꯁꯤꯖꯤꯟꯅꯔꯤꯕꯥ ꯃꯐꯃꯁꯤꯡꯗꯥ ꯌꯥꯝꯅꯥ ꯀꯃꯟ ꯑꯣꯏ꯫
ꯅꯤꯡꯁꯤꯡꯕꯤꯌꯨ, ꯑꯆꯨꯝꯕꯥ ꯐꯤꯠ ꯑꯣꯏꯕꯥ ꯍꯥꯌꯕꯁꯤ ꯅꯍꯥꯛꯀꯤ ꯊ꯭ꯔꯦꯗ ꯁ꯭ꯇꯦꯟꯗꯔꯗꯁꯤꯡ ꯈꯪꯖꯤꯅꯕꯥ ꯑꯃꯁꯨꯡ ꯅꯍꯥꯛꯀꯤ ꯑꯆꯨꯝꯕꯥ ꯃꯈꯜ ꯑꯗꯨ ꯈꯅꯕꯥ ꯍꯥꯌꯕꯁꯤꯅꯤ꯫ ꯄ꯭ꯔꯦꯁꯔ ꯁꯤꯁ꯭ꯇꯦꯃꯁꯤꯡꯒꯤꯗꯃꯛꯇꯥ .
ꯃꯥꯂꯦꯝ ꯑꯁꯤ ꯊ꯭ꯔꯦꯠ ꯐꯤꯇꯤꯡꯒꯤ ꯍꯣꯡꯂꯛꯂꯤ꯫ ꯃꯐꯝ ꯑꯁꯤꯗꯥ ꯀꯔꯤ ꯂꯩꯔꯤꯕꯒꯦ ꯍꯥꯌꯕꯗꯨ ꯌꯦꯡꯕꯤꯌꯨ:
l ꯁꯤꯂꯤꯡ ꯏꯐꯤꯁꯤꯑꯦꯟꯁꯤ ꯑꯁꯤ ꯍꯦꯟꯅꯥ ꯐꯒꯠꯂꯛꯂꯤ꯫ ꯑꯩꯈꯣꯌꯅꯥ ꯑꯍꯦꯅꯕꯥ ꯃꯊꯧ ꯇꯥꯗꯅꯥ ꯁꯨꯄꯔ ꯇꯩꯅꯕꯥ ꯀꯅꯦꯛꯁꯅꯁꯤꯡ ꯁꯦꯝꯅꯕꯒꯤ ꯄꯥꯝꯕꯩꯁꯤꯡ ꯊꯤꯔꯤ ꯒ꯭ꯌꯥꯁꯀꯦꯠ ꯅꯠꯔꯒꯥ ꯑꯣ-ꯔꯤꯡꯒꯤ .
l ꯃꯆꯥꯀꯁꯤꯡꯁꯨ ꯐꯒꯠꯂꯛꯂꯤ꯫ ꯃꯁꯤꯅꯥ ꯇꯥꯀꯄꯗꯤ ꯐꯤꯇꯤꯡꯁꯤꯡꯅꯥ ꯍꯦꯟꯅꯥ ꯄ꯭ꯔꯦꯁꯔ ꯍꯦꯟꯗꯜ ꯇꯧꯕꯥ ꯉꯝꯃꯤ ꯑꯃꯁꯨꯡ ꯃꯇꯝ ꯁꯥꯡꯅꯥ ꯆꯠꯄꯥ ꯉꯝꯃꯤ꯫
l ꯑꯦꯛꯁꯄꯔꯇꯁꯤꯡꯅꯥ ꯃꯇꯝ ꯄꯨꯝꯅꯃꯛꯇꯥ ꯏꯟꯗꯁ꯭ꯠꯔꯤꯒꯤ ꯔꯤꯀꯃꯦꯟꯗꯦꯁꯅꯁꯤꯡ ꯉꯥꯛꯅꯥ ꯆꯠꯅꯕꯥ ꯄꯥꯎꯇꯥꯛ ꯄꯤꯔꯤ , ꯑꯁꯤꯒꯨꯝꯕꯥ ꯑꯦꯟ.ꯄꯤ.ꯇꯤ.ꯒꯤꯗꯃꯛꯇꯥ ꯑꯦ.ꯑꯦꯟ.ꯑꯦꯁ.ꯑꯥꯏ./ꯑꯦ.ꯑꯦꯁ.ꯑꯦꯝ.ꯏ.ꯕꯤ.꯱.꯲꯰.꯱ ꯅꯠꯠꯔꯒꯥ ꯕꯤ.ꯑꯦꯁ.ꯄꯤ.ꯇꯤ.ꯒꯤꯗꯃꯛ ꯑꯥꯏ.ꯑꯦꯁ.ꯑꯣ.