best quality double end stud for sale

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combination bolt &inox screw &quick bolt fastener
Size: 1/4"-4", M5-M100
Standard: As Drawing
Materials: Stainless steel, Super Duplex, Nickel Alloy, High Temperature Alloy
SS317L,SS321,SS347,SS310S,SS410S, 2205,2507
A453 660A,660B,660D,SMO254,904L,SS630,SS631
Inconel600, Inconel601, Inconel625,Inconel718
Incoloy 800HT,Incoloy 825,Incoloy 925
Hastelloy C22, C276, Monel 400, Monel K500
Heat Treatment Way: Quench+Temper,Solution,Aged Harden,Annealed
Finish: Self Color
Packing: Carton box(Max 25kg), Wooden pallets or Acccording to customer's requirement
Producing Capacity: 5 tons/month
Delivery Term: CIF/FOB/EXW/DDU/DDP
Payment Term: T/T,L/C,Western Union,D/A,D/P,etc
Market: Japan,Italy,India,UAE,Malaysia, Taiwan
Application: Petro-Chemical,Oil & Gas,Power Generation,Nuclear,Wind Energy,Ocean Engineering,Heavy Engineering,Subway Engineering,Environmental Engineering
Our Experience: 8 yeas experience for special fastener producing, winrock is the industry leader in special fastener field,Own mature and stable technology, strict control
Our Advantage: One-Stop Shopping, High-Quality,Timely delivery, Strict Inspection, Competitive price


1. Where do you get the raw materials?
We cooperate with the famouse steel company in china, such as Baosteel, Tsingshan steel, ect
2. Do you make inspection for raw materials before producing?
Chemical element analysis will be done for each batch raw materials. keep the materials is right
3. How do you keep the quality is well for each batch cargo?
A series of inspection process will be arranged before delivery, included chemical element analysis,
physical property test, Hardness and dimension inspection.
4. Could we get the certificate?
MTC, Certificate will be sent after finished the cargo
5. How do you manage your documents?
All the documents and inspection certificate will be recorded by QC for 2 years.
6. How is the shipping process?
For LCL cargos, our professional logistics company will arrange the cargo to customer's forwarder warehouse
For FCL cargos, the container come to our factory location, our professional workers will assist to
pack up the cargo.
Our profesional documents manager will prepare all the documents,keep the delivery is smooth,
Such as invoice, packing list, certificate of original,ect