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Black Oxide GB879 Spring Type Straight Pins – 50CrVA High Carbon Steel For Heavy Machinery

Black Oxide GB879 Spring Type Straight Pins – 50CrVA High Carbon Steel For Heavy Machinery

Black Oxide GB879 Spring Type Straight Pins – 50CrVA High Carbon Steel For Heavy Machinery
Black Oxide GB879 Spring Type Straight Pins – 50CrVA High Carbon Steel For Heavy Machinery
Categories Metal Screw Fastener
Brand Name: Finex
Model Number: Spring Pin
Certification: ISO9001|ISO14001| IATF16949
Place of Origin: Guangdong, China
MOQ: 30000
Price: $0.008~0.042/pieces 1000-29999 pieces
Payment Terms: T/T, L/C, D/A, D/P
Supply Ability: 500000000 Set/Sets per Week
Delivery Time: 7~15 Working Day
Packaging Details: 1.1000pcs / plastic bag,20kgs/ carton ,then put on the wood pallet ,
2.Carton size:28cm*18cm*13cm,
3.Wood pallet size:118cm*113cm,Weight:700~800Kg Bulk:0.8 cubic
4.The weight of 20 FT Container:20~25 Tons
5,As your requirements
Type: Spring Pins
Finish: Bright(Uncoated)
Product name: Metal Dowel Pins
Certificate: ROHS
Service: Customized OEM
Packing: Plastic Bag+carton+pallet
Delivery time: In stock 5~7 working days, customized 15~25 working days
Function: Fitting
MOQ: 1 piece in stock, 30,000 pcs customized
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Company Info.
Finexpress Precision Manufacturing (dongguan) Co., Ltd
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Black Oxide GB879 Spring Type Straight Pins – 50CrVA High Carbon Steel For Heavy Machinery

Black Oxide GB879 Elastic Spring Pin – 50CrVA High Carbon Steel for Heavy Machinery

Product Overview

Our Black Oxide GB879 Elastic Spring Pin is engineered for high-stress, vibration-heavy applications in heavy machinery. Crafted from 50CrVA high carbon steel and treated with a corrosion-resistant black oxide coating, this elastic spring pin delivers unmatched durability, flexibility, and resistance to wear. Compliant with the GB879 standard, it ensures reliable performance in mining, construction, agriculture, and industrial equipment where robust fastening solutions are critical.

Key Features

✅ 50CrVA High Carbon Steel Construction

  • High Tensile Strength: Withstands extreme mechanical stress, shock, and dynamic loads.
  • Elasticity & Fatigue Resistance: Retains shape and clamping force under repeated vibration.

✅ Black Oxide Coating

  • Corrosion Resistance: Protects against rust, humidity, and harsh industrial environments.
  • Reduced Friction: Smooth surface finish minimizes wear during installation and operation.

✅ GB879 Standard Compliance

  • Precision Manufacturing: Ensures consistent dimensions and performance for secure, self-locking retention.
  • Interchangeability: Compatible with global machinery specifications.

✅ Elastic Spring Design

  • Self-Expanding Action: Compresses during insertion and expands to grip materials securely.
  • Vibration Resistance: Maintains tight joints in rotating or oscillating assemblies.
Specification
More Detail Informations
Available Material
1.Stainless Steel: SS303, SS304, SS316, SS410, SS420;
2.Carbon steel: C1006,C1010,C1018,C1022,C1035K,C1045;
3.Brass: C3602,C3604,Hpb59,Hpb62,Hpb65,Hpb58,Hpb70 ;
4.Aluminum: Al6061, Al6063 etc
or as your requirements
Head type
CSK Head,Pan Head,Truss Head,Hexagon Head,Round Head,Oval Head,Button Head,Cap Head,Cheese Head,etc.
Hardness
Carbon Steel:HRC:28~35 ,HV450~700
Alloy Steel:HRC:32~39(grade10.9) HRC:39~44(grade12.9)
Finish
Zinc plated, Nickel plated, Bronze, Copper,Phosphate, Oxidation black, Passivation, Tin, Dacromet, Gold, Chrome, Silver,
Phosphorization,Zinc-nickel alloy plated etc.
Sample Available
The sample is free of charge if we have the existing tooling,you only need to pay for the freight cost
Delivery time
Samples time 3-5 working days, Lead time 20-25 working days
Pricing Term
EXW Dongguan(FCA),FOB, CIF, CNF, DDU,etc.
Packing
Bulk in PE bag or Small boxes.then in carton .pallet
Payment term
TT (30% in advance as deposit, balance before delivery) , L/C, Western Union,PayPal etc
Management system
ISO9001:2015
Certificate
ISO,ROHS
Why Choose Us

Company Profile

FAQ
Q1: What is your main products and material supply?
A1: Our main products are Electronic screws,Sems screws,Tapping screws,Chicago screws,Shoulder screws etc. Special Non-standard studs,Turning parts and High-end precision complex CNC Machining parts etc.
A2: Carbon Steel, Alloy Steel, Aluminum alloy,Stainless Steel, Brass, Copper ,Titanium alloy or according to your requirement.
Q2: When can I get the price?
A: We usually offer you a quotation within 12 hours, and the special offer is not more than 24 hours.Any urgent cases, please contact us directly by phone or send email to us.
Q3: What about the transportation and delivery date?
A: If the weight of goods more than 80kg,Normally we use shipment to transprot the orders. It is about 20-30days . If the weight of goods less than 80kg,or there are urgent, we can send the goods via air express,It is 3~5 days.

Q4: What's your packing?What to do in case of damaged goods during transport?
A1: Our Normal packing is bulking in Cartons, less than 20 kgs/carton, 48 cartons / pallet. We also can pack products according to your requirement.
A2: To avoid any subsequent trouble regarding quality issue, we suggest you check the goods once you receive them. If there is any transport damaged or quality issue, don't forget take the detail pictures and contact us as soon as possible, we will properly handle it to make sure your loss to reduce to the smallest.
Q5: Can I get discounts?
A: Yes, for big order, frequent customers, we give reasonable discounts.
Q6: Do you have enough capacity?
A: Our production equipment is a new imported equipment. We have a group of skilled workers who have been working for more than 10 years. Their production experience is very rich and their skills are very skilled. The screws can be 30 million pcs/month. We have sufficient funds to ensure the normal operation of the factory.
Product Tags:

Black Oxide Spring Type Straight Pins

  

GB879 Spring Type Straight Pins

  

Carbon Steel elastic cylindrical pin

  
Cheap Black Oxide GB879 Spring Type Straight Pins – 50CrVA High Carbon Steel For Heavy Machinery for sale

Black Oxide GB879 Spring Type Straight Pins – 50CrVA High Carbon Steel For Heavy Machinery

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