Carbon steel yellow zinc din 125a astm F436 various flat washer

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US $0.9-1.8 / Kilograms | 300 Kilogram/Kilograms yellow zinc din 125a astm F436 various flat washer (Min. Order)
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Quick Details
Place of Origin:
Shanghai, China (Mainland)
Brand Name:
Model Number:
Carbon steel astm F436 flat washer for oil & gas pats
carbon steel etc
1/4" - 2 1/2"
Black oxide
Brand name:
Head mark:
Samples day:
5 days
500 Ton/Tons per Month Carbon steel astm F436 flat washer for oil & gas pats
Packaging & Delivery
Packaging Details
F436 Flat Washer Neutral Package(25kgs/carton,36cartons/pallet) or according to the Customers' Demand
Lead Time :
Shipped in 45 days after payment
Video Description
Carbon steel  yellow zinc din 125a astm F436 various flat washer 
Product Description



Flat Washer


Product Features:

Standard:  ASME/ANSI B18.2.2

Size:    1/4''–4’’; M6– M100

Material:  Carbon Steel, Alloy Steel, Stainless Steel, Brass

Grade:   ASTM A194 2, 2H, 4, 7, 7M,8, 8M; A563 Gr. A, C, DH

Thread:  M, UNC, UNF

Finish:  Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G.

Packaging Details:

a. bulk in cartons (<=25kg )+ 36CTN/wood solid Pallet

b. bulk in cartons 9"x9"x5" (<=18kg )+ 48CTN/wood solid Pallet

c. according to customer special demand

Supply Ability:

1000 tons per month


500kgs for each specification

Trade Term:


Payment :

T/T, L/C , D/A , D/P , Western Union,etc


South&north Amrica/Europe/East&South east Asia/ Australia and ect.



Company Information

Shanghai Jian & Mei Stamping Factory offers a variety of precision punch, CNC punch, CNC folding machine, laser cutting equipment, oxygen cutting equipment and all kinds of welding equipment.

JM use composite mold, especially multi-level progressive die, to produce various types of precision stamping parts, box sheet metal parts, and large cold parts. JM can process 0.5-200mm sheet material and provide a variety of surface treatment: galvanized, polishing, electrophoresis, spray, nickel, paint, Dacromet and so on. We can process carbon steel plate, stainless steel plate, aluminum plate, copper and other materials. All of the products we designed and processed based on customer drawings or samples. We provide OEM & ODM services to our customers.


JM is in strict accordance with the ISO9001: 2008 system for production management. All products and materials are tested and managed under rigorous procedures, each process is self-tested on a regular schedule and tested and inspected before each shipment. After the final inspection, the product will hand to the packaging process. We will package the products according to the customer's requirements, and choose the appropriate packaging materials, then ship to the destination.


Each batch of exported products are identified with a unique batch number in the Finished product testing report and steel mill raw material quality inspection report.


Packaging & Shipping

The products passing the final inspection can be transferred for packaging. We will choose the most suitable packaging materials according to the product shape before shipment. 




FAQ about QC

1.Do you inspect the raw material?

Each batch of materials is carefully tested by inspector on apperance, raw material defects, wire drawing size etc. and the testing result is filed in computer. All the checmical composition as well as material warranty documents of raw materials is spot checked.

2.Do you inspect the goods during the production?

Inspector test each process according to the order and the corresponding product standard, each process has corresponding operation instruction. All the test result is filed in the corresponding computer daily. Mechanical properties are filed in paper documents.

3.How do you control each batch goods?

Statistician keep recording and filing all batch of the incoming products, noted with contract No., model, size, quantity, weight, surface color etc.

4.Will you ship the unqualified goods?

Concerning to abnormal occurrence or unqualified products: Unqualified products processing sheet is reported to QC dept. by inspector. The reworking will be done after QC workers come up with solutions and suggestions.

5.How do you manage your files?

All the documents or customer orders is given out by designated personnel. The drawings and exterior documents are given out and recorded by QC department.

6.Can we get the inspection certificate?

A Unified test report presented by specific worker is delivered together with the finished products.

7.How do you keep your testing equipment?

. Heavy testing equipments: tensile machine, charpy impact tester; hardness tester; thread check gauge, plug gauge, vernier caliper, micrometer, pitch diameter micrometer, dial caliper, digimatic caliper etc. are all sent to be tested and adjusted in qualified professional company for once annually.

. Ring guage is tested and adjusted by proof-reader in company monthly; hardness tester is only applied after the testing by on-duty inspectors each day.

8.What’s the shipping process?

. For LCL cargos, we arrange reliable logistics company to drive them to the forwarder agent’s warehouse.  

. For FLC cargos, the container directly go to the Factory loading. Our professional loading workers, accompanied with our forklift workers arrange the loading in good order even on the condition that daily loading capacity is overloaded.

. Our professional data management is a guarantee of the real-time update and the unification to all the electrical packing list, invoice.










Mobile Phone:



Rm.27202, No.295 South Lingyan Road, Pudong, Shanghai, P.R.C