Types of Black Welded Steel Pipe

• Type: Welded
• Technique: ERW
• Material: Carbon Steel
• Surface Treatment: Galvanized
• Usage: Pipeline Transport, Construction & Decoration
• Section Shape: Round
• Model NO.: TYT16
• Transport Package: in Bundles
• Specification: GB/T3091-2001. ASTM A53-1996. BS1387-1985.
• Trademark: TYT
• Origin: Tianjin China
• HS Code: 7306309000
• Production Capacity: 20, 000t/Months

Product Description

Types of Black Steel Pipe

WT	0.6-20mm
Length	fixed or random,as customer request.
Surface	Galvanized
Material	Q195,Q215,Q235
Ends	Plain(can be threaded,punch,shrink,extension... )
MOQ	5 tons for normal size and material
Lead time	within 7 days from stock with 6m length (stock pipe with our factory name in Chinese),20-25 days for customized pipe according to the qty
Trade terms	FOB,C&F,CIF,EXW
Payment terms	TT deposit +BL copy / LC   or 100% LC at sight

Grade	Chemical Composition  %					Mechanical Property
	C	Mn	S	P	Si	Yield Strength Mpa	Tensile Strength Mpa	Elongation %
Q195	0.06-0.12	0.25-0.50	≤0.045	≤0.05	≤0.30	>195	315-430	≥33
Q215	0.09-0.15	0.25-0.55	≤0.050	≤0.045	≤0.30	>215	335-450	≥27
Q235	0.12-0.20	0.30-0.67	≤0.045	≤0.04	≤0.30	>235	375-500	≥26
Q345	≤0.20	1.0-1.6	≤0.040	≤0.04	≤0.55	>345	470-630	≥22

 
 Product Standard Test                             

Q195≈	Grade B,SS330 SPHC,S185
Q215 ≈	Grade C/CS Type B,SS330 SPHC
Q235 ≈	Grade D,SS400,S235
Q345 ≈	Grade 50/345,SPFC590,E/S335

 
 
 
Product Application
 

 
Application:
mechanical manufacture, construction field, metallurgy industry, farm vehicles, agriculture
greenhouse, automotive industry, railway, highway guardrail, container frame, furniture,
decoration, steel structure etc.

 All items of our products and related tests as follow : 
1.ERW black round pipe (ASTM A53,GB..)
2.Weld black square/rectangular pipe(ASTM A500,GB,...)
3.Hot dip galvanized round pipe (BS 1387,ASTM A53,GB ,...)
4.Hot dip galvanized square/rectangular pipe(ASTM A500,GB...)
5.Pre-galvanized square/rectangular/round pipe,cold rolled black annealed or bright finished pipe.
6.Spiral steel pipe
7.Seamless pipe (ASTM A53,A106B,)
8.Oval pipe in galvanized and black surface
9.LTZ... special sizes pipe
10.Steel prop , steel plank,steel scaffolding pipe and accessories... steel constrctution material
11.Steel angle, Flat bar,round bar,sqaure bar, 
12.H,I,U,C,T,Y,W...steel beam/channel
13.Deformed steel bar
14.Hot rolled& cold rolled steel sheet/coil in black,galvanized,color coated surface.
Packaging & Shipping
Packing: In bundle.
Loading port: Tianjin,China.
Shipment:usual length ≤5.8m by 20'GP,6m-12m by 40'GP(some sizes with 6m L can be into 20'GP).
Quality Inspection
Our company have all kinds of professional quality in product test technology to ensure
our product high quality.

Packaging & Shipping


Quality Inspection