Duplex Stainless Steel Seamless Pipe Steel Pipe S32205 S31803 S32750 2205 2507 31803 for Fluid Transportboiler Heat Exchanger Oil Cracking High Pressure Boiler

• After-sales Service: 5 Years
• Warranty: 5 Years
• Type: Seamless or Welded
• Technique: Cold Rolled/Cold Drawn/ERW/Efw
• Material: Stainless Steel
• Surface Treatment: Annealing and Pickling/Polished
• Model NO.: Duplex Grade Stainless steel pipe
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Round
• Length: Customized by Client and Typically 6000mm
• Standard: AISI, ASTM, DIN, JIS, GB
• Transport Package: Sea-Worthy Packing
• Specification: OD 6.35~762mm; WT 0.51~50.8mm
• Trademark: GAOSHENG
• Origin: Huzhou China
• HS Code: 7304419000
• Production Capacity: 1000 Tons/Month

Product Description

 

Our company mainly operates:
300 series austenitic: 304 304H 321 321H 316 316L 317 317L 347 347H 309 310S 310H 310
Duplex and super duplex: Duplex: 31803 UNS S31803 32205 2205 UNS S32205 32304 UNS S32304
Super duplex: 2507 32750 UNS S32750 32760 UNS S32760
Super austenitic: AL6XN N08367 N08904 904 904L
400 series: 405 410 430 409 439 429 430Ti
Inconel:Inconel600(N06600),Inconel601(N06601),Inconel625(N06625),Inconel690(N06690)
Hastelloy : HastelloyB3(N10675),Hastelloy C276(N10276),Hastelloy C-22(N06022),Hastelloy G35(N06035), Hastelloy G30(N06030)
Monel:Monel 400(N04400)
Incoloy:Incoloy800(N08800),Incoloy800H(N08811),Incoloy825(N08825),N08810,Incoloy718(GH4169)
Aolloy: Aolloy20 (N08020),Aolloy28(N08028),Alloy31(N08031)
Nickel: N02200(Ni200), N02201(Ni 201)
product purpose:
Stainless steel pipe is a kind of hollow long round steel and economical cross-section steel, which is widely used in life decoration and industry ,building material,food processing, storage and transportation,Plate heat exchangers, bellows, household products , auto parts , medical appliances, building materials, chemicals, food industry, agriculture, ship parts, industrial transmission pipelines and mechanical structural parts such as petroleum, chemical, medical, food, light industry, mechanical instruments,manufacture mechanical parts, engineering structures etc.
Duplex steel and super duplex steel is the most widely used chromium-nickel stainless steel.It has good corrosion resistance, heat resistance, low temperature strength and mechanical properties;Stainless steel 304 is suitable for indoor and outdoor decoration, building components, stair support Hands and railings, chemical equipment, oil pipelines and storage tanks, food processing equipment, kitchenware and medical instruments, automotive parts, aircraft structures and aerospace components, electronic equipment, power engineering, textiles,Industrial and Marine engineering
 

Product Description

SITE MANAGEMENT & TECHNOLOGY STANDARDIZATION

As a long-established stainless steel pipe/tube manufacture, our objective is In line with the international stainless steel pipe industry, so we attach great importance to the construction and promotion of process standardization, optimize and improve the production process constantly, we learn international site management specifications try to close our foreign customer's custom and proove our product quality, site management.
 

QC QUALITY CONTROL

Quality control is a crucial aspect of stainless steel pipe manufacturing to ensure that the final products meet the required specifications and quality standards. Some key elements of quality control for stainless steel pipes of us meet below, Raw material selected, dimension controled and tracing for semi-product by appointed technologist, surface inspected after each rolling/drawing finished. Tested before final finished by Variety and advanced testing equipment (testing equipment as Direct reading Spectrophotometer/ Intergranular corrosion device/ Digital hardness tester/ Universal tensile testing machine/Auto Eddy and Ultrasonic intergrate Defect Detector/ Hydrostatic Testing Machine and other necessary testing equipments)

 

AFTER-SALE SERVICE

Our company have been operating so many years and touched variety of clients, we know what is client's really needs and what is they worried about after received commodities. We guarantee we'll take responsibility for our supplied products, the core criterion of our after-sale service is assist and help customer solve their problems, eliminate their worried, we believe and insist that customer are the foundation of our enterprise's survival.
 

 

Company Profile

Zhejiang Gaosheng is a specialized manufacture in stainless steel pipe and tube, An Industrial pipe plant & a precision tube plant subordinate to it. The factory has more than 21 years produce experience.  It currently including 40 senior technicians.
 
Our product including Austenitic and Nickel-Alloy grades both in seamless and welding type, in addition to Stainless steel industrial pipe, company also produce  precision tubes such as BA(Bright annealing) and EP(electro polishing) and it's annual output value exceeds 300 million yuan, company get the certificates of ISO9001-2015/PED/DNV/ABS and national special equipment manufacturing license (pressure piping components).

Our annual production is about 15,000 tons. the company total has 50 rolling machine and 10 drawing machines including 20 automatic precision rolling machine and 6 precision drawing machine, The production range for industrial pipe for O.D 6.35~762mm with thickness 0.71~50.8mm ; 6.35~60.3mm diameter with 0.51~5mm thickness for precision BA/EP tube.

And we always committed to our core value: Quality first, customer first, active innovation, integrity, To become the world's leading stainless steel pipe supplier and solution provider, to provide customers with excellent product quality and service, to achieve sustainable development.

Certifications

After-sale capability:
Flexible payment via T/T, L/C, etc
Fast delivery and standard export packaging
Familiar with after-sales service technology, able to provide customers with quality after-sales service
 

FAQ

Q: Are you trading company or manufacturer?
A: We are professional manufacturer for steel pipes,and our company also is a very professional and technical foreign trade company for steel products. We have more export experience with competitive price and best after-sales service. Apart from this,we can provide a wide range of steel products to meet the requirement of customer.

Q:Will you delivery the goods on time?
A: Yes,we promise to provide best quality products and delivery on time no matter if the price change lot or not. Honesty is our company's tenet.

Q: Do you provide samples ? is it free or extra?
A: The sample could can provide for customer with free,but the freight will be covered by customer account. The sample freight will be returned to customer account after we cooperate.

Q: How can I get your quotation as soon as possible?
A: The email and fax will be checked within 24 hours,meanwhile,the Skype,Wechat and WhatsApp will be online in 24 hours. Please send us your requirement and order information,specification(Steel grade,size,quantity,destination port),we will work out a best price soon.

Q: Do you have any certifications?
A: Yes,that's what we guarantee to our clients. we have IS09000,IS09001 certinicate,APISL PSL-1 CE certificates etc.Our products are of high quality and we have professional engineers and development team.

Q: What is your terms of payment?
A:Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shipmenit or paid against copy of B/L within 5 working days. 100% Irrevocable L/C at sight is favorable payment term as well.

Q: Do you accept the third party inspection?
A: Yes absolutely we accept.