KECHUAN MACHINERY

Precision Machined Parts
From Drawing to Delivery — Worldwide

Specializing in OEM/ODM custom gears, sprockets, shafts, and mechanical components. We machine to your exact specifications — ANSI, DIN, ISO standards, all materials.

OEM / ODM Service

Custom Parts From Your Drawings — in 3 Steps

Send us your CAD or PDF, we handle the rest.

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1

Upload Your Drawings

Send your CAD, PDF, or hand sketch with material & quantity requirements. We accept all common formats.

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2

Engineering Review & Quote

Our team reviews your specifications and responds with a competitive quote within 24 hours.

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3

Precision Manufacturing & Delivery

From prototype to mass production — hobbing, milling, heat treatment, and surface finishing, all controlled in-house.

Product Categories

What We Manufacture

链轮

Sprockets

ANSI / BS / DIN standard sprockets, custom tooth profiles, single & multi-strand. Roller chain, conveyor chain types.

正齿轮

Spur Gears

Module M0.5–M12, precision hobbing, 45# steel / 40Cr / stainless steel. Ground or shaved tooth finish available.

伞齿轮

Bevel Gears

Straight & spiral bevel gears, custom ratios, carburized & hardened. Used in agricultural & industrial transmissions.

花键轴

Spline Shafts

Involute & straight-sided splines, DIN 5480 / ANSI B92.1. Ground or rolled, with induction hardening options.

Technical Capabilities

Specifications & Standards

ParameterRange / Available Options
Module (模数)M0.5 – M12 (Spur & Helical Gears)
Pitch (节距)ANSI #25 – #240 / BS 04B – 32B
StandardsANSI / DIN / ISO / JIS / GB
Materials45# Steel, 40Cr, 20CrMnTi, 42CrMo, Stainless Steel 304/316, Brass, Nylon
Heat TreatmentCarburizing, Induction Hardening (表面淬火), Nitriding, Through Hardening
MachiningHobbing (滚齿), Shaping, Milling, Broaching, Grinding, Wire EDM
Surface FinishingBlack Oxide, Zinc Plating, Dacromet, Phosphating, Polishing
ToleranceUp to ISO Grade 6 / DIN 6 (for ground gears)
Why Choose Us

Our Manufacturing Capabilities

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OEM from Drawings

Any custom part machined to your print, from prototype to high volume.

Fast Quotation

Engineering review & quote within 24 hours.

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Global Shipping

Reliable logistics — FOB, CIF, DDP to any destination worldwide.

Quality Control

Full inspection reports, material certificates, and traceability.

Ready to Start Your Order?

Send us your drawings and requirements. We'll get back to you with a quote within 24 hours.

✉ Email Your Drawings Browse Product Catalog
Email
yashuoliu678@gmail.com
WhatsApp
+86 175 3276 8993
We Accept
CAD · PDF · Hand Sketches
📲 WhatsApp