China Carburized Semi Bridge Cross Over Coupling Adapters Manufacturer, Quotes

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China Carburized Semi Bridge Cross Over Coupling Adapters Manufacturer, Quotes

Product Details

Customization:	Available
After-sales Service:	Repair or Replacement
Warranty:	6 Months

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Product Description

📌 Basic Information

Certification

ISO 9001:2000, ISO 9001:2008

Standard

Surface Treatment

Spray-Paint

Process

Forging

Material

Carbon Steel

Thread

R25/R32/T38/T45/T51

Machine Type

Drilling Tools

Color

Red, Black, Yellow, White

Material Quality

23crni3mo

Origin

China

HS Code

82071990

Capacity

500,000 PCS/Month

📦 Packaging & Delivery

Package Size

30.00cm * 30.00cm * 30.00cm

Gross Weight

5.000kg

Package Type

Wooden Case / Carton

📝 Product Description

Used in extension rod connection, its function is to transmit impact energy from the rock-drill piston, as well as rotation torque, into the drill string with no losses. It must withstand and transmit up to 6300 blows per minute from the piston continually, with great endurance and dependability.

Available Sizes: R25, R28, R32, R35, R38, T38, T45, T51, R25-R28, R22-R25, R25-R32, R32-R38, R32-T38.

Length Range: 140mm - 235mm

COUPLINGS SPECIFICATIONS
THREAD	LENGTH (L)		DIAMETER (D)		Weight
THREAD	mm	In	mm	In	Kg
R22	140	5-1/2	30	1-3/16	0.45
R25	150	5-29/32	33	1-5/16	0.5
R28	150	5-29/32	39	1-17/32	0.6
R32	150	5-29/32	44	1-23/32	0.95
T38	190	7-1/2	55	2-5/32	1.95
T45	210	8-1/4	63	2-15/32	2.75
T51	225	8-7/8	72	2-13/16	3.85

🛠️ Full Bridge Couplings

THREAD	LENGTH (L)		DIAMETER (D)		Weight
THREAD	mm	In	mm	In	Kg
R25	200	7-7/8	35	1-3/8	0.8
R32	200	7-7/8	44	1-23/32	1.5
T38	205	8-1/16	55	2-5/32	2.31
T51	250	9-13/16	76	3	6.2

🖼️ Product Display

Carburized Semi Bridge Cross Over Coupling Adapters

❓ Frequently Asked Questions

What is the primary function of these couplings?

These couplings are used in extension rod connections to transmit impact energy and rotation torque from the rock-drill piston into the drill string without loss.

What thread sizes are available for the couplings?

We offer a wide range of thread sizes including R25, R28, R32, R35, R38, T38, T45, and T51, along with various crossover sizes like R32-T38.

What materials are used in the manufacturing process?

The products are manufactured using high-quality Carbon Steel and 23crni3mo material, processed through forging and surface spray-painting for durability.

Can these couplings withstand high-frequency impacts?

Yes, they are designed to withstand and transmit up to 6300 blows per minute from the piston continually with great endurance.

How are the products packaged for international shipping?

Standard packaging involves secure wooden cases or cartons to ensure the products are protected during transit.

What is the monthly production capacity for these tools?

Our facility has a production capacity of approximately 500,000 pieces per month to meet large-scale industrial demands.