Premium Stainless Steel Hollow Bar Supplier

• Type: Stainless Steel Pipes
• Standard: ASTM, AISI, GB, JIS, DIN, EN, Customed
• Grade: 300 Series
• Certification: ISO, RoHS, IBR, AISI, ASTM, GB, EN, DIN, JIS, as Required
• Shape: Round
• Technique: Cold-Drawing
• Model NO.: 6-630mm
• Surface Treatment: Pickling
• Od Size: 6-630mm
• Thickness: 1-50mm
• Seamless: Seamless
• Process: Cold Rolled/Cold Drawn
• Finish: Acid Washing or Polished
• Ends: Plain or Beveled
• Length: Customed
• Transport Package: Bundles
• Specification: 6-630mm
• Trademark: RUIYANG
• Origin: China
• HS Code: 7304112000
• Production Capacity: 10000t/Month

Product Description

Stainless steel seamless pipe tubes

Manufacture Standard:	ASTMA213, ASTMA312, ASTM A269, ASTMA511, ASTM A789, ASTM A790,GOST 9941, GOST 9940, DIN17456, DIN17458, EN10216-5, EN17440,JISG3459, JIS3463,GB/T13296, GB/T14976, GB/T14975, GB9948, GB5310, etc
Grades:	304 , 304L, 304H, 304N, 316, 316L 316Ti, 317L, 310S, 321, 321H, 347H, S31803, S32750, 347, 330, 825, 904L,12X18H9, 08X18H10, 03X18H11, 08X18H10T, 20X25H20C2, 08X17H13M2T, 08X18H12E. 1.4301, 1.4306, 1.4401, 1.4404, 1.4435, 1.4541, 1.4571, 1.4563, 1.4462, 1.4845, SUS304, SUS304L, SUS316, SUS316L, SUS321, SUS310S etc
Size:	A).Out diameter: ANSI 1/8"-24"(6mm-630mm). B).Wall thickness: (0.9mm-50mm)
Process methods:	cold dawning, cold rolling
Surface &Delivery condition:	Solution annealed and pickled, grey white (polished),with plain ends/bevel edges ends
Length:	Max25 meters
Packing:	in seaworthy wooden cases or in bundles
Min order quantity:	0.5-1 ton
Delivery date:	TP304,TP310s pipes usually have stock,others Min. 10 days
Certificates:	ISO9001:2000 quality system and Mill test Certificate supplied

Quality Assure:

Quality assure:	1),Basic guarantee:	Raw material guarantee,we use the Tsingshan Brand raw material,the quality is good,adding we use the spectrum direct-reading test,our professional workers &equipments,we could guarantee the tubes is right of the clients' needs.
	2),Process control:	follow the process chart adding our workers' care
	3),Inspection& Test	Direct-reading Spectrum Instrument analytic for chemical composition, Yield Strength, Tensile Strength, Elongation, Hardness Test, Flattening Test, Flaring Test, Eddy Current Test, Ultrasonic Test, Hydrostatic Test, Corrosion Test, etc

General Require of ASTMA213/M

standard Items	ASTM A213/A213M
Steel grade	TP301                  TP304L TP316                  TP316L TP317                  TP310L TP347                  TP310S TP347H△               TP310H * TP309H*                TP321H△
Rp0.2(Mpa)	≥170 ; ≥205
Rm(Mpa)	≥485 ; ≥515
A(%)	≥35
Flatten experiment(mm)	H=1.09t/(0.09+t/D)
flaring test	Inside diameter 21-68%
Grain size	"*"," △ "ASTM E112/  "△ "7#or above7#"*"6#or above6#
hydrostatic test (Mpa)	D	Pmax	P=220.6t/D
	<25.4	7
	25.4-<38.1	10
	38.1-<50.8	14
	50.8-<76.2	17
	76.2-<127	24
	≥127	31
Crystal corrosion test	ASTM A262
nondestructive inspection	ASTM  E213  E309  E426
Heat treatment (solid solution)	required
Out-diameter tolerance(mm)	OD			TOLERANCE
	<25.4			±0.10
	25.4-≤38.1			±0.15
	>38.1-<50.8			±0.20
	50.8-<63.5			±0.25
	63.5-<76.2			±0.30
	76.2-≤101.6			±0.38
	>101.6-≤190.5			±0.38/-0.64
	>190.5-≤228.6			±0.38/-1.14
Thickness tolerance(mm)	OD			TOLERANCE
	≤38.1			+20%-0
	>38.1			+22%-0
straightness(mm/m)	REASONABLE
HARDNESS	HRB<90

Explore our range of seamless stainless steel tubes and pipes, including the high-quality SUS316 hollow bar. Made from 300 series stainless steel, meeting ASTM, AISI, GB, JIS, DIN, and EN standards.

Discover top-quality Stainless Steel Hollow Bar/SUS316 Tube Pipe from SHAANXI RUIYANG. Seamless, durable, and available in various grades and standards. Perfect for diverse applications.

Features of Stainless Steel Tubes:

• Safety, health, and environmental protection
• Economical, with a good surface finish
• High resistance to corrosion
• Lightweight compared to bars, with various thicknesses and outer diameters
• Easy to cut and deform
• High tensile strength and flexibility

Package:

Available in bundles or wooden box packaging

Applications & Usage of Seamless Stainless Pipe:

Used as line pipe, boiler pipe, mechanical structure, hydraulic prop pipe, gas pipe, geological pipe, and chemical pipe (including high-pressure chemical fertilizer pipe and oil cracking pipe). Also suitable for applications in decoration, building, construction, water systems, petroleum industry, chemical industry, chemical fiber production, smelting, medical machinery, papermaking, heat preservation, refrigeration, mechanical equipment, food industry, electricity, water conservation, architecture, aerospace, shipbuilding, environmental protection, and boiler heat exchangers.

For high-quality stainless steel tubes, trust SHAANXI RUIYANG IMPORT EXPORT CO., LTD.

Welcome to SHAANXI RUIYANG IMPORT EXPORT CO., LTD.

Explore our high-quality stainless rectangular tubing, perfect for various applications. Our tubing is durable, corrosion-resistant, and available in a range of sizes to suit your needs.

Features:

• Manufactured with premium stainless steel
• Rectangular shape for easy installation
• Great for structural and decorative purposes

Benefits:

• Long-lasting and low maintenance
• Provides a sleek and modern look
• Available at competitive prices

Contact us today for inquiries or to place an order!