Api 5l Line Pipes Ite B Si X70 Od Lati 219mm Si 3500mm
Awọn ohun-ini Mechanical ti paipu SSAW
irin ite | kere ikore agbara | kere Fifẹ agbara | Ilọsiwaju ti o kere julọ |
B | 245 | 415 | 23 |
X42 | 290 | 415 | 23 |
X46 | 320 | 435 | 22 |
X52 | 360 | 460 | 21 |
X56 | 390 | 490 | 19 |
X60 | 415 | 520 | 18 |
X65 | 450 | 535 | 18 |
X70 | 485 | 570 | 17 |
Awọn akojọpọ Kemikali ti awọn paipu SSAW
irin ite | C | Mn | P | S | V+Nb+Ti |
O pọju% | O pọju% | O pọju% | O pọju% | O pọju% | |
B | 0.26 | 1.2 | 0.03 | 0.03 | 0.15 |
X42 | 0.26 | 1.3 | 0.03 | 0.03 | 0.15 |
X46 | 0.26 | 1.4 | 0.03 | 0.03 | 0.15 |
X52 | 0.26 | 1.4 | 0.03 | 0.03 | 0.15 |
X56 | 0.26 | 1.4 | 0.03 | 0.03 | 0.15 |
X60 | 0.26 | 1.4 | 0.03 | 0.03 | 0.15 |
X65 | 0.26 | 1.45 | 0.03 | 0.03 | 0.15 |
X70 | 0.26 | 1.65 | 0.03 | 0.03 | 0.15 |
Ifarada Jiometirika ti awọn paipu SSAW
Awọn ifarada jiometirika | ||||||||||
ita opin | Odi sisanra | gígùn | jade-ti-yika | ọpọ | O pọju weld ileke iga | |||||
D | T | |||||||||
≤1422mm | 1422mm | 15mm | ≥15mm | paipu opin 1.5m | odindi | paipu ara | ipari pipe | T≤13mm | T;13mm | |
± 0.5% | bi a ti gba | ± 10% | ± 1.5mm | 3.2mm | 0.2% L | 0.020D | 0.015D | '+10% | 3.5mm | 4.8mm |
Idanwo Hydrostatic
Paipu naa yoo koju idanwo hydrostatic laisi jijo nipasẹ okun weld tabi ara paipu
Ko yẹ ki a ṣe idanwo awọn alapapọ ni hydrostatically, ti o ba jẹ pe awọn ipin paipu ti a lo lati samisi awọn alapapọ ni a ti ni idanwo ni aṣeyọri ni hydrostatically ṣaaju iṣẹ didapọ.
Wa kakiri:
Fun paipu PSL 1, olupese yoo ṣe agbekalẹ ati tẹle awọn ilana ti a gbasilẹ fun mimu:
Idanimọ ooru titi ti awọn idanwo chromical kọọkan ti o ni ibatan yoo ṣe ati ibamu pẹlu awọn ibeere ti a sọ pato ti han
Idanimọ-ẹyọkan idanwo titi ti awọn idanwo ẹrọ ti o ni ibatan kọọkan yoo ṣe ati ibamu pẹlu awọn ibeere pàtó kan ti han
Fun paipu PSL 2, olupese yoo fi idi ati tẹle awọn ilana ti a gbasilẹ fun mimu idanimọ ooru ati idanimọ-ẹyọkan idanwo fun iru paipu naa.Iru ilana yoo pese awọn ọna fun wiwa eyikeyi ipari ti paipu si ẹyọkan idanwo to dara ati awọn abajade idanwo kemikali ti o jọmọ.