| Huahana | Paipu hao hao wela wela |
| Mea waiwai | ʻO ka hao hao |
| Papa | Q195 = S195 / A53 Papa A Q235 = S235 / A53 Papa B / A500 Papa A / STK400 / SS400 / ST42.2 Q345 = S355JR / A500 Papa B Papa C |
| Kūlana | ASTM A53, ASTM A500, A36, ASTM A795,ISO65, ANSI C80, DIN2440, JIS G3444,GB/T3091, GB/T13793 |
| Ili | ʻO ka uhi zinc 200-500g/m2 (30-70um) |
| Hoʻopau | Hoʻopau ʻia |
| me nā pāpale a ʻole |
ʻO ka paipu kila SCH40 GI me nā wēlau e pili ana i kahi paipu kila i hana ʻia e hoʻokō i ke kūlana SCH40 no ka mānoanoa o ka paia a hana ʻia me ke kila galvanized. ʻO ka "GI" ke kū nei i ka "hao galvanized" e hōʻike ana ua uhi ʻia ka paipu me kahi papa o ka zinc e pale ai i ka ʻino.
ʻO ka huaʻōlelo "grooved ends" e hōʻike ana ua hoʻolālā ʻia nā ʻaoʻao o ka paipu me nā grooves e hoʻomaʻamaʻa i ka hoʻokomo ʻana i nā huila mechanical a i ʻole nā mea pono. Hoʻohana pinepine ʻia nā ʻaoʻao i hoʻohana ʻia i nā ʻōnaehana pale ahi, nā ʻōnaehana HVAC, a me nā noi ʻē aʻe kahi e koi ʻia ai nā pilina wikiwiki a paʻa.
| OD | DN | ASTM A53 A795 GRA / B | |
| SCH10S | STD SCH40 | ||
| INCH | MM | (mm) | (mm) |
| 1/2” | 15 | 2.11 | 2.77 |
| 3/4” | 20 | 2.11 | 2.87 |
| 1” | 25 | 2.77 | 3.38 |
| 1-1/4” | 32 | 2.77 | 3.56 |
| 1-1/2” | 40 | 2.77 | 3.68 |
| 2” | 50 | 2.77 | 3.91 |
| 2-1/2” | 65 | 3.05 | 5.16 |
| 3” | 80 | 3.05 | 5.49 |
| 4” | 100 | 3.05 | 6.02 |
| 5” | 125 | 3.4 | 6.55 |
| 6” | 150 | 3.4 | 7.11 |
| 8” | 200 | 3.76 | 8.18 |
SCH40 Grooved Galvanized Steel Pipes Application:
ʻO nā mea kūkulu / kūkulu hale paipu kila
Paipu kila pale ahi
ʻO ka wai kaomi haʻahaʻa, ka wai, ke kinoea, ka ʻaila, ka paipu laina
Paipu wai
40 wela galvanized kila paipu hana laina
hale hana:
Tianjin Youfa Steel Pipe Group Co., Ltd .-No.1 Lala;
ʻO Tangshan Zhengyuan Steel Pipe Co., Ltd;
Handan Youfa Steel Pipe Co., Ltd;
ʻO Shanxi Youfa Steel Pipe Co., Ltd
