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Product Description

Introduction to the Processing Workflow

Produce products	Gears, sprockets, timing pulleys, bevel gears, shafts, and other industrial transmission components; custom‑manufactured export products.
Product material	45# steel, A3 steel, 40Cr, 20CrMnTi
Machinable process	Lathe precision turning, hobbing, gear grinding, keyway milling, stud threading, high-frequency induction hardening, quenching and tempering, black oxide coating, and zinc plating (customizable per customer requirements).
Product Processing Flow	Blanking/Forging – Lathe Machining – Hobbing (Gear Grinding) – High-Frequency Hardening/Tempering – Blackening/Galvanizing – Quality Inspection – Marking – Packaging
Product Features	Excellent material, high precision, excellent wear resistance, low noise, and smooth operation.
Surface treatment	High-frequency quenching, tempering, blackening, galvanizing
Product Standard	National standards, Japanese standards, European standards, and American standards (custom non‑standard products available upon request with provided drawings)
Product model	Sprocket: Single-row, double-row, triple-row, flat plate/turntable National standards: 06B, 08B, 12A, 16A, 20A, 24A, 28A, 32A (non-standard sizes available upon request) American standard: 35B, 40B, 50B, 60B, 80B, 100B, 120B, 140B, 160B (customizable for non‑standard sizes) European standard: 40B, 50B, 60B, 80B, 100B, 120B, 140B, 160B (customizable for non‑standard sizes) Japanese standard: 35, 40, 40, 60, 80, 100, 120, 140, 160 (customizable for non‑standard sizes) Gears: Module 1–6 (customizable for non‑standard sizes)
Factory inventory	We maintain ample stock of standard sprockets and gears compliant with Chinese, European, American, Japanese, and other international standards.

US standard parameters

National standard model	US standard model	Pitch/P	Roller diameter/d1
3 points	35B	9.525	5.08
4 points	40B	12.7	7.874
5 points	50B	15.875	10.16
6 points	60B	19.05	11.97
1 inch	80B	25.4	15.88
1.2 inches	100B	31.75	19.05
1.5 inches	120B	38.1	22.23
1.6 inches	140B	44.45	25.4
2 inches	160B	50.8	28.58

National Standard/Japanese Standard/European Standard Parameters

National standard model	Japanese-standard/European-standard model	Chain model	Pitch/P	Roller diameter/d1	Inner width of the inner section / b1
2 points		04C
3 points		06B	9.525	6.35
3 points		35B	9.525	5.08
4 points	40B	08A	12.7	7.95	7.85
4 points	40B	08B	12.7	8.51	7.75
5 points	50B	10A	15.875	10.16	9.4
5 points	50B	10B	15.875	10.16	9.65
6 points	60B	12A	19.05	11.91	12.57
6 points	60B	12B	19.05	12.07	11.68
1 inch	80B	16A	25.4	15.88	15.75
1 inch	80B	16B	25.4	15.88	17.02
1.2 inches	100B	20A	31.75	19.05	18.9
1.2 inches	100B	20B	31.75	19.05	19.53
1.5 inches	120B	24A	38.1	22.23	25.22
1.5 inches	120B	24B	38.1	25.4	25.4
1.6 inches	140B	28A	44.45	25.4	25.22
1.6 inches	140B	28B	44.45	27.94	30.99
2 inches	160B	32A	50.8	28.58	31.55
2 inches	160B	32B	50.8	29.21	30.99
2.2 inches		36A	57.15	35.71	35.48
2.2 inches			57.15
2.5 inches		40A	63.5	39.68	37.85
2.5 inches		40B	63.5	39.37	38.1

Chain International Parameters

Chain model	Pitch/P	Roller diameter/d1	National Standard	American standard	European standard	Japanese standard
04C	6.35	3.3	04C	25B	04C	04C
05B	8	5	05B	05B	05B	05B
06B	9.525	6.35	06B	35B	06B	35B
35B	9.525	5.08
08A	12.7	7.95	08B	40B	08B	40B
08B	12.7	8.51
10A	15.875	10.16	10A	50B	10A	50B
10B	15.875	10.16
12A	19.05	11.91	12A	60B	12B	60B
12B	19.05	12.07
16A	25.4	15.88	16A	80B	16B	80B
16B	25.4	15.88
20A	31.75	19.05	20A	100B	20B	100B
20B	31.75	19.05
24A	38.1	22.23	24A	120B	24A	120B
24B	38.1	25.4
28A	44.45	25.4	28A	140B	28B	140B
28B	44.45	27.94
32A	50.8	28.58	32A	160B	32B	160B

About Us

Renqiu Fuxin Sprocket and Gear Co., Ltd. was founded in 2012 with a registered capital of RMB 5 million, located in Junying Village, Shimenqiao Town, Renqiu City, Hebei Province. It is a physical enterprise specialized in the research & development, production and sales of mechanical transmission parts. Benefiting from the locally mature industrial cluster for machinery accessories, the company has years of in-depth engagement in transmission component manufacturing, boasting rich production experience and steady customer resources.

Our Advantages

Factory Direct Supply

OEM & ODM

High Quality

Easy to Operate

Timely delivery

One-stop Service

Customization Service

OEM/ODM

We have a professional design team that can provide comprehensive services from design to production.We also accept customized orders based on your drawings or samples, and can add logos or other customizations.

Payment and Distribution

T/T L/C

★ If your order is not large, we can send it to you via TNT, DHL, UPS or EMS, etc.

★ If your order is large, we would recommend that you use air or sea freight through the freight forwarder you specify. We also have long-term cooperative agents.

7 to 10 working days

7 to 10 working days

7 to 10 working days

7 to 10 working days

7 to 10 working days

FAQ

Can you accept small quantities?

Yes, accept small quantity, fast delivery

Do you have pre-shipment inspection procedures?

Yes, we always test the products before delivery.

Can I take samples for testing?

Yes, samples can be sent for testing before bulk ordering.

When is the delivery time?

Inventory orders within 7-15 days, for oem and odm orders, the specific time depends on the actual situation.

What are the terms of payment?

Wire transfer or letter of credit, Western Union, Alipay, etc.

What is the minimum order quantity?

It depends on the product.

Sprocket

We have a professional export team and our brushes are exported to European and American countries. We can do OEM and ODM services. We have a brush design team that develops and designs new brushes every year.

Email:

rona@cngearfactory.com

WhatsApp:

+86139031757691

Inquire Now