ASTM A234 WPB & WPC PIPE gụnyere Elbows, tee, Reducers
Ihe mejupụtara kemịkal nke ASTM A234 WPB & WPC
Mmewere | Ọdịnaya,% | |
ASTM A234 WPB | ASTM A234 WPC | |
Carbon [c] | ≤0.30 | ≤0.35 |
Manganese [mn] | 0.29-1.06 | 0.29-1.06 |
Phosphorus [p] | ≤0.050 | ≤0.050 |
Sọlfọ [s] | ≤0.0558 | ≤0.0558 |
Silicon [siị] | ≥0.10 | ≥0.10 |
Chromium [Cr] | ≤0.40 | ≤0.40 |
Molybdem [Mo] | ≤0.15 | ≤0.15 |
Nickel [NI] | ≤0.40 | ≤0.40 |
Mpempe ọla kọpa [CU] | ≤0.40 | ≤0.40 |
Vanadium [v] | ≤0.08 | ≤0.08 |
* Carbon ka ci = c + mn / ci + mo + mo + m (15 + ma a ga-akọ ya na MTC.
Ngwongwo nke ASTM A234 WPB & WPC
ASTM A234 | Ike tensile, min. | Rụọ ike, min. | Elongation%, min | |||
ksi | Anamba | ksi | Anamba | Ogologoutidinal | Transveriad | |
Wpb | 60 | 415 | 35 | 240 | 22 | 14 |
Wpc | 70 | 485 | 40 | 275 | 22 | 14 |
* 1. WPB na WPC FIP na-emepụta site na efere ga-enwe obere oge nke 17%.
* 2. Ọ gwụla ma achọrọ, uru siri ike adịghị ka a kọrọ.
Imewe
Enwere ike iji mkpụrụ osisi a234 carbon na-enweghị eriri, ma ọ bụ efere, ma ọ bụ na-eme ihe, ma ọ bụ ngwakọta nke arụmọrụ abụọ ma ọ bụ karịa. A na-eji weld na-eji welds na ngwaahịa nke a na-eme ihe na-eme ka emepụta dị ka Asme ngalaba Ix. Ọgwụ ọkụ na-emeghe na 1100 ruo 1250 Celsius f] na usoro redio ga-eme mgbe usoro ịgbado agbado.