Forged couplings, double Stainless Steel 1.4462, S31803; F60, S32205; F53, S32750；Hastelloy: Inconel 625
Dimensional tolerances for impression-forgings
|Mass [kg (lb)]||Minus tolerance [mm ]||Plus tolerance [mm]|
|0.45 (1)||0.15 ||0.46 |
|0.91 (2)||0.20 ||0.61 |
|2.27 (5)||0.25 ||0.76 |
|4.54 (10)||0.28 ||0.84 |
|9.07 (20)||0.33 ||0.99 |
|22.68 (50)||0.48 ||1.45 |
|45.36 (100)||0.74 ||2.21 |
Stainless Steel: F304L,F316L, F312L
Double Stainless Steel: 1.4462, F51, S31803; F60, S32205; F53, S32750
Carbon Steel, ASTM A105, ASTM A350 LF2 : ASTM A694 F60/65 S355J2G3
Alloy Steel 4130, 4140,8620,42CrMo4,34CrNiMo6, 18CrNiMo7-6 etc.
Hastelloy: Inconel 625 & Monel K500
Standard: EN,DIN,ASME,ASTM,ASME,API, BS,JIS, ANSI,UNI,GOST
Melting process: EF+LF+VD; VOD, AOD, ESR
Process: Raw material inspection →Cutting→ inspection → Preheat → forging → heat treatment → inspection → rough machining → NDT → According to material Tech. heat treatment →Testing → finishing machining →NDT →inspection → packing→ Delivery.
Carbon Steel treatment:N or N+T
Alloy Steel treatment: N, A or Q+T
Stainless Steel treatment: S
Testing Lab:IOS/IEC 17025:2005/ CNAS
Dimension: OD up to5000mm; Thickness up to 500mm; Height up to 1500mm
And as per customer design requirements
1. High Quality Product.Our tenet is “Quality first.” Good material, precise manufacturing process and strict quality control creat excellent performace.
2. Competitive Price. We have our own factory, scientific producing, direct-selling. So we can save the cost and supply low price.
3. Professional. We have professional engineers, we can answer your technical questions, and help you to solve technical problems and choose the most suitable products according to your requirements.
4. Fast Delivery. We are very close to Shanghai, we have professional forwarders. Goods can be send out within 10-30 working days based one your order quantity.
5. Best Service. Emails and questions will be responded with 24 hours, Skype, WhatsApp, WeChat all available. Delivery and updated information on time.