Model Number: YF-Grace50-#0786 Brand Name: youfa steel Key Specifications/Special Features: Black ERW mild steel pipe for piling1. Size: tolerance: ±0.03Thickness tolerance: ±0.02Length: 2-12m according to customers' requirementsZinc coating: 220-260g/m standardType: welded pipe/seamless pipe/cold drawn seamless tubeTechnique: electronic resistance welded (ERW)Electronic fusion welded (EFW)Double submerged ARC welded (DSAW)HS code: 7306309000

• Standards

ASTM A53, BS1387, DIN2440
SGS,ASTM-A53A, BS1387-1985
GB/T3091-2001, GB/T8162, GB/T8163: 10#, 20#, 35#, 45#
16MN (Q345B) GR. A, GR. B, GR. C
ASTM A106 GR. A, GR. B, GR. C
API 5L A B X42, X46, X52, X60, X65, X70, X80
Certificates: API 5L, API 5CT, ISO, CE

• Material

Material:
Q195→grade B, SS330, SPHC, S185
Q215→grade C, CS type B, SS330, SPHC
Q235→grade D, SS400, S235JR, S235JO, S235J2

• Surface treatment

1) Bared
2) Black painted (varnish coating)
3) Galvanized
4) With oiled
5) 3 PE, FBE, corrosion resistant coating
6) As per request

• Remarks

1) Payment term: T/T L/C
2) Trade terms: FOB/CFR/CIF
3) Minimum quantity of order: 10MT
4) Delivery period: 10 to 30 days
Section shape: round/square/rectangular
Object classification: decorative square tube, square tube machine tools, industrialmachinery square pipe, chemical pipe, steel square tube, square tube shipbuilding, automotive square tube, square tube steel beams, special purpose square tube

• End finished

Plain/ beveled ends or threaded with sockets/coupling
and plastic caps galvanized steel pipes
End protector:
1) Plastic pipe cap
2) Iron protector
3) As per request
Properties of products:
Hot galvanized square tube has good strength, toughness, ductilityand welding process performance and have good ductility, its alloy layer and the steel basefirmly attached, so hot galvanized square tube can be cold-rolled, brushed, bending and other forming without damaging