| Standard Code |
Standard Name |
| GB 12459 |
Steel butt-welding seamless pipe fittings |
| GB/T 13401 |
Steel plate butt-welding pipe fittings |
| GB/T 14383 |
Forged steel socket-welding pipe fittings |
| GB/T 14626 |
Forged steel threaded pipe fittings |
| SH 3408 |
Steel butt-welding seamless fittings |
| SH 3409 |
Steel plate butt-welding fittings |
| SH 3410 |
Forged steel socket-welding fittings |
| HG/T21634 |
Forged steel socket-welding fittings |
| HG/T21635 |
Carbon steel, low-alloy steel butt-welding seamless
fittings |
| HG/T21631 |
Steel plate butt-welding fittings |
| GD 87-1101 |
Typical design manual of pipe parts for steam
power plant |
| DL/T 515 |
Bends for power plant |
| DL/T 695 |
Steel butt-welding fittings for power plant |
| SY/T 0510 |
Steel butt-welding pipe fittings |
| SY 5257 |
Steel bends |
| ISO 3419 |
Non-alloy and alloy steel butt-welding fittings |
| ISO 5251 |
Stainless steel butt-welding fittings |
| ASME B16.9 |
Factory-Made wrought steel butt-welding fittings |
| ASME B16.11 |
Forged fittings, socket-welding and threaded |
| ASME B16.28 |
Wrought steel butt-welding short radius elbows
and returns |
| MSS SP-43 |
Wrought stainless steel butt-welding fittings |
| MSS SP-75 |
Specification for high test wrought butt-welding
fittings |
| MSS SP-79 |
Socket-welding reducer inserts |
| MSS SP-83 |
Class 3000 steel pipe unions socket-welding and
threaded |
| MSS SP-95 |
Swaged nipples and bull plugs |
| MSS SP-97 |
Integrally reinforced forged branch outlet fittings
socket-welding, threaded and bu tt-welding ends |
| JIS B2311 |
Steel butt-welding pipe fittings for ordinary
use |
| JIS B2312 |
Steel butt-welding pipe fittings |
| JIS B2313 |
Steel plate butt-welding pipe fittings |
| JIS B2316 |
Steel socket-welding pipe fittings |
| DIN 2605 |
Steel butt-welding fittings, elbows and bends |
| DIN 2615 |
Steel butt-welding fittings, tees |
| DIN 2616 |
Steel butt-welding fittings, reducers |
| DIN 2617 |
Steel butt-welding fittings,caps |
| GB/T 9112～9124 |
Steel pipe flanges |
| GB/T 13402 |
Large diameter carbon steel pipe flanges |
| JB/T 74～90 |
Pipeline flanges and gaskets |
| HG 20592～20635 |
Steel pipe flanges、gaskets and fasteners |
| SH 3406 |
Steel pipe flanges for petrochemical industry |
| ASME B16.5 |
Pipe flanges and flanged fittings |
| ASME B16.47 |
Large diameter steel flanges |
| MSS SP-44 |
Steel pipeline flanges |
| JIS B2220 |
Steel welding pipe flanges |
| JIS B2238 |
General rules for steel pipe flanges |
| BS 1560 |
Circular flanges for pipes, valves and fittings(Class
designated) |
| BS 4504 |
Circular flanges for pipes, valves and fittings(PN
designated) |
DIN 2527,2573,
2576,2627～2638,
2673,2552,2653,
2655,2656,2641,
2642,2565～2569 |
Deutschland standard Flanges series |
