Standard Code

Standard Name

GB12459   Steel butt-welding seamless pipe fittings
GB/T13401   Steel plant butt-welding pipe fittings
GB/T14383   Forged steel socket welding pipe fittings
GB/T14626   Forged steel threaded pipe fittings
GB/T10752   Steel pipe butt-welding joints for ship
GB*694   Expansion joints
GB2506   Lap welding steel flanges for ship
GB10746   Butt-welding stell flanges for ship
GB9112-9131   Steel pipe flanges and gaskets
GB/T12465   Piping sleeve expansion joints
GB/T14414   Sleeving pipe joints
SH3065   Specification for tube furnace sharp bend for petrochemical industry
SH3406   Steel pipe flanges for petrochemical industry
SH3408   Steel butt-welding fittings
SH3409   Steel plant butt-welding fittings
SH3410   Forged steel socket-welded fittings
SY5257   Petroleum and natural gas industry standard
HGJ10(HG/T21634)   Forged steel socket-welded fittings
HGJ514(HG/T21635)   Carbon steel,low-alloy steel butt-welded seamless fittings
HGJ528(HG/T21631)   Steel plate butt-welding fittings
HGJ529(HG/T21632)   Forged steel socket welding threaded and butt-welding outlet
HG20592-20635   Typical design manual of pipe parts for steam power plant
DL/T515   Bends for power plant
DL/T695   Steel pipe butt welding fittings for power plant
SY/T0510   Steel butt-welede pipe fittings
SY5257   Steel bends
ISO3419   Non-alloy steel and alloy steel butt-welding fittings
ISO5251   Stainless steel butt-welding fittings
ASME B16.9   Factory-made wrought steel buttwelding fittings
ASME B16.5   Pipe flanges and flanged fittings
ASME B16.11   Forged fittings socket-welding and threaded
ASME B16.28   Wrought steel buttwelding 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   Swage(d)nipples and bull plugs
MSS SP-97   Integrally reinforced forged branch outlet fittings-socket welding,threaded and butt-welding ends
JPF SP001   Stainless steel lap joint stub end
JIS B2311   Universal steel butt-welding pipe fittings
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 pipe fittings,elbows and bends
DIN 2615   Steel butt-welding pipe fittings,tees
DIN 2616   Steel butt-welding pipe fittings,reducer
DIN 2617   Steel butt-welding pipe fittings,caps
CBM 1129   Expansion joints
H67   High-pressure pipe fitting pipe fittings and fastening piece universal design standards
GB150   Steel pressure vessel
GB233.1-50   Steel and alloy chemical analysis method
GB10561   E valuating method of emerging occluded foreign nonmetallic substance in steel
GB/T228   Test method of drawing metal
GB/T229   Test method of striking holes of metal
GB/T231   Test method of brinellhardness of metal
GB/T232   Test method of bend of metal
GB226   Test of pickling low-multiple form & lacuna of steel
GB4334.1-9   Test of corroding tendency among crystals of stainless steel and acid resistant steel
JB755   Technical conditions of forged parts of pressure vessel
JB4708   Welding technics qualification for steel pressure vessels
JB4709   Welding specification for steel pressure vessels
JB4730   Non-Destructive Examination of pressure vessel
GB/T13384   Packing of pipe fitting products