Qingdao Dashin Machinery Co., Ltd — anchor chain, anchors and rigging hardware since 2018
ASTM80 Grade 30 proof coil chain in bright zinc finish

ASTM80 Standard G30 Proof Coil Chain

ASTM80 Grade 30 proof coil chain is a low carbon steel general utility chain with uniform link dimensions and good flexibility, made in full compliance with ASTM80. It is used for hanging, securing, farm equipment and light…

Product Overview

What This Product Is For

ASTM80 Grade 30 proof coil chain is a low carbon steel general utility chain with uniform link dimensions and good flexibility, made in full compliance with ASTM80. It is used for hanging, securing, farm equipment and light industrial work, and is supplied self colored, bright zinc or hot dipped galvanized. It is not for overhead lifting.

ASTM80 Grade 30 proof coil chain in bright zinc finish
ASTM80 Grade 30 proof coil chain in bright zinc finish

Key Benefits

  • Uniform link dimensions keep the chain running smoothly through hooks and fittings
  • Reliable proof load performance to a published standard at general utility pricing
  • Three finishes cover dry, damp and outdoor exposure
  • Cost-effective for daily hardware and farm duty where a graded lifting chain is not needed

Problems It Solves

  • Overspending on graded chain for light utility duty
  • Inconsistent link dimensions causing chain to snag in fittings
  • Rust on utility chain used outdoors

Application Scenarios

  • General utility hanging and suspension
  • Light securing and restraint
  • Farm equipment and gate chain
  • Light industrial and hardware applications

Who It Is For

  • Hardware distributors and builders merchants
  • Farm and agricultural equipment suppliers
  • Light industrial buyers of utility chain

Technical Features

  • Full compliance with ASTM80 standards
  • Grade 30 proof coil classification
  • Material low carbon steel, mild link steel
  • Finishes self colored (SC), bright zinc (BZ), hot dipped galvanized (HDG)
Specifications

Specification Table

Values below are taken from our own product data. Where a figure is not published for this item, we confirm it against your order rather than estimating it.

Materiallow carbon steel, mild link steel
Packingreels,gunny bags, drum, or cartons

Customization Options

  • Self colored, bright zinc or hot dipped galvanized finish
  • Chain size by duty
  • Packing in reels, gunny bags, drum or cartons

Quality Control

  • Proof load performance verified against the ASTM80 requirement
  • Link dimensions checked for uniformity along the run
  • Finish inspected before reeling and packing
Comparison

How It Compares With The Alternatives

Compared with ASTM80 G43 high test chain

Proof coil is the general utility grade, G43 is the heavy-duty chain with a higher strength-to-weight ratio

Compared with NACM96 G30 proof coil chain

Same grade under a different governing specification, chosen to match the customer's documentation

Use Guide

How To Use And Maintain It

  • Do not use for overhead lifting
  • Select hot dipped galvanized for outdoor and coastal exposure
  • Allow for the plus or minus 4% tolerance on nominal weights
  • Step up to G43 or G70 for towing or tie-down duty
Ordering

What We Need From You To Quote

  • Size or diameter, and the grade if it is specified
  • Quantity and packing format
  • Surface finish for the environment it works in
  • Classification society, if a certificate is required
  • Destination port for freight

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FAQ

ASTM80 Standard G30 Proof Coil Chain FAQ

What grade is proof coil chain?

Grade 30, made to ASTM80.

Is it suitable for overhead lifting?

No. Proof coil chain must not be used for overhead lifting.

What finishes can I order?

Self colored (SC), bright zinc (BZ) or hot dipped galvanized (HDG).

What material is the chain?

Low carbon steel, mild link steel.

What tolerance applies?

Nominal weights and dimensions are subject to a plus or minus tolerance of 4%.

How is it packed?

Reels, gunny bags, drum or cartons.

Quote For ASTM80 Standard G30 Proof Coil Chain

Our sales, documentation and logistics team replies within 24 hours with price, lead time and the certificate options for this item.