1.4541 (AISI 321) 20x3x3000 mm Stainless Steel Seamless Tubes Pipes

• Customization: Available
• Type: Stainless Steel Pipes
• Standard: ASTM, AISI, GB, DIN, GOST 9941-2022
• Model NO.: 1.4541 AISI321 20x3 mm
• Grade: 300 Series
• Certification: ISO
• Shape: Round
• Technique: Cold Rolled
• Surface Treatment: AP/BA/Polishing/Sand Blasting/Shot Blasting
• Material: Stainless Steel
• Section Shape: Round
• Test: HT/ET/UT
• Delivery Time: Stock 7 Days; MTO 30 Days
• Trade Terms: EXW, FOB, CFR, CIF etc.
• Markings: According to A999/A999M
• Transport Package: Packed in Bundles or Plywooden Box
• Specification: AISI321 1.4541 20x3.0x3000
• Trademark: GH-STEEL
• Origin: China
• HS Code: 7304419000
• Production Capacity: 2000 Tons Per Month

Product Description

Product Description

Product Description	Stainless Steel Seamless Pipes and Tubes Pipa Stainless Steel Seamless Tubos de Aço Inoxidável sem Costura
Company Information	WENZHOU GUOHAO STEEL., LTD  (An economic entity involved in production and trade.) Tax number:91330303679583678U
Material Grade	Grade of Stainless Steel Seamless Pipe: TP304,TP304L,TP304H,TP309S,TP310,TP310S,TP310H,TP316,TP316L,TP316Ti,TP317L,TP321,TP321H,TP347H,904L,254SMO,253MA ;08X18H10T,12X18H10T,10X17H13M2T,20X23H18,06XH28MAT,08X18H10; 1.4301,1.4306,1.4307,1.4311,1.4541,1.4550 ,1.4401,1.4404,1.4571,1.4429,1.4435,1.4436,1.4439 Standard of Stainless Steel Seamless Pipe: ASTM A312,ASTM A213,ASTM A269,ASTM A511;EN 10216-5,DIN 17456;GB/T 14976,GB13296,GB/T 21833,GB/T 15011, GOST 9940-81,GOST 9941-2022
	Grade of Duplex Stainless Steel Seamless Pipe: UNS S31803,UNS S2205,UNS S32750,UNS S32760 Standard of Stainless Steel Seamless Pipe: ASTM A789,A790;GB/T 21833
	Grade of Nickel Alloy Seamless Pipe: 1.Nickel Alloy:  Incoloy: 800,800H,800HT,825,926,20,28,201,200; 2.Inconel :718,600,601,625; 3.Hastelloy: C-22,C-276,B-2,B-3; 4.High Temperature Alloy:GH3030,GH3039,Cr20Ni80 Monel400,K-500 Standard of Nickel Alloy Seamless Pipe: ASTM B161,B163,B165,B167,B407,B423,B444,B622,B677,B729,B983,GB/T 15062
Specification	O.D(Outer Diameter) :6mm-630mm ;1/8inch-24inch ;DN6~600
	THK(Wall Thickness):0.89mm-80mm SCH5,SCH10S,SCH20,SCH40S,SCH 80S,SCH160,SCHXXS 10 BWG, 12 BWG, 14 BWG , 16 BWG, 18 BWG, 20 BWG 10 SWG, 12 SWG, 14 SWG , 16 SWG, 18 SWG, 20 SWG
	L(Length):Random length 5~7m;Fixed length 6m /6.096m /6.1m/12m;As customer's actual request
Surface	Annealed and Pickled, Polished, Bright Annealed, Sand Blasted, Shot Blasted / Shot Peened
Pipe End	Plain End (PE), Beveled End (BE), Threaded End (TE)
Markings	GH-STEEL SML Standard + Grade + Size HEAT/LOT NO.:*********** HT/NDT
Hydraulic Test or Nondestructive Test	Each pipe shall be subjected to the Nondestructive Test or the hydraulic test
Value Added Services	Customize Length Cutting, Bending, Polishing (180#, 240#, 320#, 400#, 600#), Shot Blasting / Shot Peening, Laser Drilling, Degreasing, Print Colour Coding
Delivery Time	1.Ready stock :7 days  2.MTO: 35 days
Trade Terms	EXW,FOB,FCA, CFR, CIF etc.
Loading Port	Ningbo/Wenzhou/Shanghai
Remittance method	TT/LC/CASH/DP
Referenced Documents	ASTM Referenced Standards A262 Practices for Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels A370 Test Methods and Definitions for Mechanical Testing of Steel Products A941 Terminology Relating to Steel, Stainless Steel, Related Alloys, and Ferroalloys A999/A999M Specification for General Requirements for Alloy and Stainless-Steel Pipes
	A1016/A1016M Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless-Steel Tubes E112 Test Methods for Determining Average Grain Size E381 Method of Macroetch Testing Steel Bars, Billets, Blooms, and Forgings E527 Practice for Numbering Metals and Alloys in the Unified Numbering System (UNS)

Outside Diameter		Wall Thicknesses Schedule ANSI/ASME B36.10M,B36.19M
DN(in)	D(mm)	SCH 10S	SCH 40S	SCH STD	SCH 80S	SCH XS	SCH 80	SCH 160	SCH XXS
1/8"	10.3	1.24	1.73	1.73	2.41	2.41	2.41	/	/
1/4"	13.7	1.65	2.24	2.24	3.02	3.02	3.02	/	/
3/8"	17.1	1.65	2.31	2.31	3.2	3.2	3.2	/	/
1/2"	21.3	2.11	2.77	2.77	3.73	3.73	3.73	4.78	7.47
3/4"	26.7	2.11	2.87	2.87	3.91	3.91	3.91	5.56	7.82
1"	33.4	2.77	3.38	3.38	4.55	4.55	4.55	6.35	9.09
1-1/4"	42.2	2.77	3.56	3.56	4.85	4.85	4.85	6.35	9.7
1-1/2"	48.3	2.77	3.68	3.68	5.08	5.08	5.08	7.14	10.15
2"	60.3	2.77	3.91	3.91	5.54	5.54	5.54	8.74	11.07
2-1/2"	73	3.05	5.16	5.16	7.01	7.01	7.01	9.53	14.02
3"	88.9	3.05	5.49	5.49	7.62	7.62	7.62	11.13	15.24
3-1/2"	101.6	3.05	5.74	5.74	8.08	8.08	8.08	/	/
4"	114.3	3.05	6.02	6.02	8.56	8.56	8.56	13.49	17.12
5"	141.3	3.4	6.55	6.55	9.53	9.53	9.53	15.88	19.05
6"	168.3	3.4	7.11	7.11	10.97	10.97	10.97	18.26	21.95
8"	219.1	3.76	8.18	8.18	12.7	12.7	12.7	23.01	22.23
10"	273.1	4.19	9.27	9.27	12.7	12.7	15.09	28.58	25.4
12"	323.9	4.57	9.53	9.53	12.7	12.7	17.48	33.32	25.4
14"	355.6	4.78	/	9.53	/	12.7	19.05	35.71	/
16"	406.4	4.78	/	9.53	/	12.7	21.44	40.49	/
18"	457.2	4.78	/	9.53	/	12.7	23.83	45.24	/
20"	508	5.54	/	9.53	/	12.7	26.19	50.01	/
22"	558.8	5.54	/	9.53	/	12.7	28.58	53.98	/
24"	609.6	6.35	/	9.53	/	12.7	30.96	59.54	/
26"	660.4	/	/	9.53	/	12.7	/	/	/

Outside Diameter		Stainless Steel Tube Weight (kg/m)
		Birmingham wire Gauge Conversion from BWG to mm
mm	inch	20 BWG (0.89mm)	18 BWG (1.24mm)	16 BWG (1.65mm)	14 BWG (2.11mm)	12 BWG (2.77mm)	10 BWG (3.4mm)
6.35	1/4"	0.121	0.158	0.193	/	/	/
9.53	3/8"	0.192	0.256	0.324	0.390	0.466	/
12.7	1/2"	0.262	0.354	0.454	0.557	0.685	0.788
15.88	5/8"	0.332	0.452	0.585	0.724	0.905	1.057
19.05	3/4"	0.403	0.550	0.715	0.890	1.123	1.325
25.4	1"	0.543	0.746	0.976	1.224	1.561	1.863
31.75	1-1/4"	0.684	0.942	1.237	1.558	2.000	2.401
38.1	1-1/2"	/	1.139	1.498	1.892	2.438	2.939
44.5	1-3/4"	/	1.336	1.761	2.228	2.879	3.481
50.8	2"	/	1.531	2.020	2.559	3.314	4.014
63.5	2-1/2"	/	/	2.542	3.227	4.190	5.090
76.2	3"	/	/	3.064	3.894	5.067	6.166
88.9	3-1/2"	/	/	3.586	4.562	5.943	7.241
101.6	4"	/	/	4.108	5.229	6.819	8.317
114.3	4-1/2"	/	/	/	5.897	7.696	9.393

Certifications

Accept inspection before shipment 

Guohao Steel welcomes direct customer inspections as well as those conducted by their appointed third-party inspection agencies, including but not limited to SGS, Bureau Veritas (BV), TÜV, DNV, and other internationally recognized organizations. We provide a comprehensive set of documentation, including Manufacturer's Test Certificate (TC) in accordance with EN 10204 Type 3.1, Raw Material Certificate, Heat Treatment/Dimensional Non-Destructive Testing (HT/NDT) Reports, and Third-Party Inspection Reports.

Material Testing: All materials undergo rigorous quality control testing prior to shipment to ensure full compliance with applicable standards and customer specifications. The testing program includes the following:

1. Mechanical Testing
2. Hardness Testing
3. Chemical Analysis (OES)
4. Positive Material Identification (PMI)
5. Flattening Test
6. Flaring Test
7. Intergranular Corrosion (IGC) Testing
8. Non-Destructive Testing(HT/ET/UT)

Company Profile

"GH-STEEL"--WENZHOU GUOHAO STEEL CO.,LTD

Wenzhou Guohao Steel was established in 2008. We are ISO 9001:2015 approved manufacturer, having a state-of-the-art infrastructure facility for having smooth production process. It has successfully grown by focusing on serving customers across a range of high technology industries. One of our company strengths is its people, with many colleagues having been with the company from the beginning. This provides our customers with the benefit of a wealth of experience and industry knowledge. Guohao Steel now has the whole of manufactured stainless steel products to add to its already large range of High Performance Nickel Alloys.
Guohao Steel adhere to the high standards of integrity and compliance required, including:Environmental standards
Health and safety standards
Ethical trading standards
Export compliance requirements
We now stock and have direct access to a wide range of other materials, including stainless steels and nickel alloys. We supply and process pipes for numerous key industry sectors, collaborating with both small businesses and large international manufacturers across various countries. Due to our reputation for quality, reliability, and industry approvals, we are a well-regarded supplier in diverse sectors. Our delivery of long-term tangible benefits enables our customers to compete in today's challenging global marketplace.
In order to achieve our goals, we are improving our facilities and expanding our machinery to offer broader processing capabilities. Additionally, our investment extends to the growth and development of our teams, which represent our most valuable resource. We aim for our customers to receive the best experience and trust in the expertise, knowledge, and experience of our teams. As we continue looking towards the future, we rely on our core values to guide both decisions and actions.