Zhongzheng Stainless Steel Co., Ltd.: 1Yr

Tianjin, China; Main products: Stainless Steel, Valve, Flange, pipe fitting

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Home > Products > Industrial Pipeline Series > Cold Hot Rolled Stainless Steel Seamless / Welded Pipe for Building Materials

Cold Hot Rolled Stainless Steel Seamless / Welded Pipe for Building Materials

FOB Price

USD $1200 - $1600 / Ton

1 Ton(Min. Order)

Payment TermsT/T L/C PayPal D/P Western Union Other
Delivery Detail8 days

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Product Details

Type	Stainless Steel Pipes	Certification	ISO, ROHS, IBR, AISI, ASTM, GB, EN, DIN, JIS, Other
Shape	Round	Grade	Other
Technique	Other	Surface Treatment	Polished
Standard	ASTM, AISI, GB, JIS, DIN, EN, Other	Specification	OEM
Trademark	ZHONGZHENG INTERNATIONAL	Origin	China

Product Description

316L TP304 BA clean pipe

Stainless Steel 321 / 321H Pipe Manufacturer, ASTM A321 TP Stainless Steel Pipes, SS 321 Pipe & Tube, Stainless Steel UNS S32109 Tubes Supplier & Exporter .
SS 321H Seamless Pipes & Tubes, Stainless Steel 14541 / 1.4878 Stainless Steel Pipe & Tube, Stainless Steel UNS S32100 Tubes & Pipes Exporter & Dealer .

Basic Info.

Model NO.

ASTM A312 TP321/TP321H

Material

Stainless Steel

Surface Treatment

Polished

Usage

Boiler Pipe, Oil/Gas Drilling, Chemical Industry

Section Shape

Round

1/8"-20"

Delivery Condition

Solution Annealed and Pickled

Steel Grades

TP304/304L, Tp309s/310S, Tp316/Tp316L Saf2205 Ect

Pipe End

Plain End/Beveled End/Threaded End

Transport Package

External Black Painting, Both Side with End Caps

Specification

6MM-505MM

Trademark

ZHONGZHENG

Origin

China

HS Code

306309000

Production Capacity

10000 Ton/Tons Per Month

Product Description

Specification of seamless steel pipes & tubes

OD: 6-762mm WT: 0.5~70mm Length:1-12m or as customer required

Products Show

Independence Inspection
State of the art lab with a full range of mechanical and chemical test capabilities allows our team to manage a variety of quality control procedures in the production process at regular intervals.

The pipe is subjected to various tests and inspections to confirm that it meets customer and industry specifications from raw material to finished products. Quality Control inspectors are committed to check and monitor strictly the quality from each stage of process.

Using the aforesaid test results, the manufacturing group can make immediate judgments of process condition and take any necessary action to insure desired product performance.

Product Name	Stainless Steel Pipe
Size	OD	6mm-508mm
	Thickness	0.5mm-40mm
	Length	5-20M
Standard	ASTM (ASME) (SA)A312 /213/376 ect
Materail and Grade	TP304/304L/H/LN,TP316/316L,TP317/317L,TP321/TP321H,TP347/347H,TP309S/310S,etc
Process Method	Cold drawn/cold rolled
Standard	ANSI B36.19/36.10
Usage	Oil Pipe, Casing Tube, Line Pipe and Fluid (Water, Gas) Transmission
Surface	Bared Black Painting, Anti-Corrosion Coating
Proctor	Plastic cap
Package	Bundles, Bulk,wooden case
Inspection	With Hydraulic Testing, Ultrasonic testing or X-ray Test
Certificate	ISO 9001-2000,PED 97/23/EC,ASME,DNV
Date of Delivery	Less Than 15/20/25/30/40/50/60 Days According To The Quantity
Payment:	L/C or T/T
Port of Shipment	China

Specification of Stainless Steel 321/321H Pipes & Tubes:

Range: 6NB to 1200NB

321/321H Pipes & Tubes: 1/2″ NB – 24″ NB

Thickness: 0.6 mm to 12.7 mm

Schedules : SCH. 5, 10, 20, 30, 40, 60, 80, 100, 120, 140, 160, XXS.

Length: Single Random, Double Random & Cut Length

Specifications : ASTM A312 / ASTM SA312

Types: Round, Square, Rectangle, Hydraulic, Honed Tubes

End: Plain End, Beveled End

Grade Specifications of Stainless Steel 321/321H Pipes & Tubes

Grade	UNS No	Old British		Euronorm		Swedish SS	Japanese JIS
Grade	UNS No	BS	En	No	Name	Swedish SS	Japanese JIS
321	S32100	321S31	58B, 58C	1.4541	X6CrNiTi18-10	2337	SUS 321
321H	S32109	321S51	–	1.4878	X6CrNiTi18-10	–	SUS 321H

Stainless Steel Weld Neck Flanges Specifications

Standards	ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
Size	1/2″ NB TO 48″ NB
Designation	A 182 / A 240, SA 182 / SA 240
Class	150#, 300#, 400#, 600#, 900#, 1500# & 2500#.
Grade	ASTM A182 F304, 304L, 304H, 316, 316Ti, 316H, 316L, 316LN, 309S, 309H, 310S, 310H,317, 317L, 321, 321H, 347, 347H, 201, 202, 904L ETC.

Chemical Composition of Stainless Steel 321/321H Pipes & Tubes:

Grade		C	Mn	Si	P	S	Cr	N	Ni	TI
321	Min	–	–	–	–	–	17.0	–	9.00	5(C+N)
321	max	0.08	2.00	1.00	0.045	0.030	19.0	0.10	12.00	0.70 max

Mechanical properties of Stainless Steel 321/321H Pipes & Tubes:

Grade	Tensile Strength (MPa) min	Yield Strength 0.2% Proof (MPa) min	Elongation (% in 50mm) min	Hardness
				Rockwell B (HR B) max	Brinell (HB) max
321	515	205	40%	95	217

Physical properties of Stainless Steel 321/321H Pipes & Tubes:

Grade

Density

(kg/m3)

Elastic Modulus

(GPA)

Mean Co-eff of Thermal Expansion (μm/m/°C)

Thermal Conductivity

(W/m.K)

Specific Heat 0-100°C

(J/kg.K)

Elec Resistivity

(nΩ.m)

0-100°C

0-315°C

0-538°C

At 100°C

At 500°C

321

8027

193

16.6

17.2

18.6

16.1

22.2

500

720

Company Profile

Zhongzheng Stainless Steel Co., Ltd.

Zhongzheng Stainless Steel Co., Ltd. is a China-based manufacturer specializing in R&D, production, and distribution of stainless steel products. Established in the early 2000s, it serves industries including construction, machinery, food/medical equipment, and energy with precision tubes, sheets, profiles, and custom components.

Contact Us

Zhongzheng Stainless Steel Co., Ltd.: Contact nameLaijing Bu
Chat Now; AddressRoom 104-07, Building 5, Jinghu Technology Park Huanajinghu Garden, Donglihu Subdistrict Dongli District,

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Product Categories

Galvanized steel pipe	Steel coil sheet and plate	Galvanized Steel Sheet	Industrial Pipeline Series
Industrial sheets and rolls	Industrial Valve Series	Industrial Accessories Series	Sanitary valve series
Hygienic grade piping series	Hygienic grade accessory series	Sanitary grade panels and rolls	Special Materials
Galvanized steel	Sanitary Pipeline Series	Titanium and titanium alloy steel

Cold Hot Rolled Stainless Steel Seamless / Welded Pipe for Building Materials

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