Welding Neck Flange (ANSI B16.5 GOST12821 DIN2633)
Specifications
High Quality Products
Competitive Price
On Time Delivery
Flanges
Product Description
Stainless Steel: ASTM A 182, A 240
Grade: F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H
Carbon Steel: ASTM A 105, ASTM A 181
Alloy Steel: ASTM A 182, GR F1, F11, F22, F5, F9, F91
Nickel Alloys: Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy 904
Copper Alloys: Aluminium, Copper, Brass & Gunmetal
Types : Weldneck, Slipon, Blind, Socket Weld, Lap Joint, Spectacles, Ringjoint, Orifcase, Long Weldneck, Deck Flange, etc.
Size : 1/8" NB TO 48"NB.
Class : 150#, 300#,400 #,600#,900#, 1500# & 2500 #
1. Ductile Iron Castings: |
1) molding process: | Resin sand/Green Sand |
2) Material: | EN-GJS-400-15/EN-GJS-500-7/EN-GJS-600-3/EN-GJS-700-2 |
3) Molding: | Hand molding/Molding machine Z145/146/148/Molding line. |
4) Possible Heat Treatment: | Annealing |
5) Industry involved: | Municipal Construction / Fluid /Automotive |
6) Part unit weight range: | 0. 5kg-2000kgs |
7) Max/Min wall thickness requirements: | 4mm-250mm |
8) Manufacturer Certification: | ISO9001(2000)/ TS16949 |
2. Grey iron castings: |
1) molding process: | Green sand/Resin sand |
2) Material: | EN-GJL-150/DIN 1691 GG-15 EN-GJL-200/DIN 1691-GG20 EN-GJL-250/DIN1691-GG25 EN-GJL-300/DIN1691-GG30 |
3) Molding: | Hand molding/ Molding machine Z145/146/148/Molding line. |
4) Industry involved: | Municipal industry/Construction Fluid industry/Automotive industry |
5) Part unit weight range: | 0.5kg-2000kgs |
6) Max/Min wall thickness requirements: | 4mm |
7) Manufacturer Certification: | ISO9001(2000)/ TS16949 |
3. Malleable castings: |
1) molding process: | Green Sand |
2) Material: | Ferrite Malleable Iron KTH350-10, KTH370-12, KTZ2550-04 |
3) Molding: | Hand-molding/Mechanical molding/Molding machine/Molding line. |
4) Possible Heat treatment: | Annealing, Normalizing, Quenching |
5) Industry involved: | Power Transmission/Construction Industry |
6) Part unit weight range: | 0.2kg-15kgs |
7) Max/Min wall thickness requirements: | 4mm-10mm |
8) Representative Product: | Insulator Caps/Fastener/Scaffold |
9) Manufacturer Certification: | ISO9001(2000) |
Witsteel Group was established in 1996, occupy area more than 13,000 square meters, 450 employees. In order to present best products and service to our clients, we strict execution with ISO9001:2000 international quality system authentication.
Our continuous product development and production quality control is exercised by our technical control department (TCD). They strictly control raw material selection, production and inspection.
All the products from Witsteel group export through Shandong Witsteel International Trading Co., Ltd, which invested by Group Witsteel. Shandong Witsteel International Trading Co., Ltd mainly import and export iron ore, carbon steel, stainless steel, alloy steel products such as sheet, coil, bar, roll, pipe, fitting, registered capital 8 million $. We already build very good relationship with many customers from 20 countrys around the world. We will continue to use our professional and high efficient service to offer our customer more economical soluotion on business.