What is the composition of the welding rod?

It is made by sintering tungsten carbide scrap and an elastic matrix alloy (Ni and copper alloy), with an outer layer of special flux and coloring.

What is the lead time for orders?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

Tungsten Carbide Customized Particle High Quality Yd-12.7 65/35 Welding Solders Cooper Based

Name: Tungsten Carbide Customized Particle High Quality Yd-12.7 65/35 Welding Solders Cooper Based
Brand: Zhuzhou Up Cemented Carbide Co., Ltd.
SKU: 1932575601

Hunan, ChinaZhuzhou Up Cemented Carbide Co., Ltd.

US$38.70

5-99 kg

US$36.50

100-499 kg

US$33.00

500+ kg

Product profile

Customization

Available

Type

Cu (Copper/Copper-Alloy Welding Electrode)

Material

Copper / Copper Alloy

Model NO.

YD-12.7 65/35

Diameter

4.0mm

Length

280~450mm

Welding Core Type

Alloy Structural Steel

Electrode Coating Type

Base

Slag Characteristic

Acidic

Stainless Steel Welding Rod Type

Tungsten Carbide

Function

Hardfacing Electrode

Welding Power

AC/DC

Hra

89~91

T.R.S

690MPa

Hardness

Hb>=160

Usage

Machining Worn-out and Cutting Usage Workpieces

Transport Package

Carton

Specification

YD-12.7 65/35

Trademark

ZZUP

Origin

Zhuzhou, Hunan, China

HS Code

8209009000

Production Capacity

10000000PCS/Month

Key features

High Hardness & Strength: HRA 89-91, T.R.S 690MPa, HB>=160 for extreme wear resistance.

Customizable Particle Sizes: Available in various grits from 10mesh to 30mesh and specific mm sizes.

Wide Industrial Application: Ideal for oil, mining, coal, and construction wear parts surfacing.

Dual Length Options: Standard lengths of 280mm and 450mm for versatile welding needs.

Special Flux Coating: Outer layer features special flux and coloring for scrap grade marking.

AC/DC Welding Compatibility: Supports both AC and DC welding power sources for flexibility.

Durable Copper Alloy Base: Made of Ni and copper alloy matrix with tungsten carbide sintering.

Professional Manufacturing: Factory specializes in various tungsten carbide products and inserts.

Company profile

Zhuzhou Up Cemented Carbide Co., Ltd.

Hunan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-05-25Nearest Port: Guangzhou, Shanghai, NingboAverage Response Time: ≤11.23hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW

AI-Powered supplier vetting

SummaryZhuzhou Up Cemented Carbide Co., Ltd. is identified as a China-based limited company and manufacturer/factory in Hunan, with products focused on tungsten carbide components and related materials. The supplier reports ISO 9000 and ISO 9001 certifications, six production lines, 41–50 years of combined R&D engineer experience, and 11–20 quality-control staff. It serves multiple international markets and derives 71%–90% of sales from exports. The supplier states that it can provide quality products and services, but the available information does not establish detailed after-sales procedures, customization capabilities, financial strength, or a substantial customer track record. Trade data shows one recorded transaction involving a Ukrainian buyer, which is limited evidence of commercial activity.

Supplier typeThe supplier is explicitly described as a manufacturer/factory and trading company, legally organized as a limited company in Zhuzhou, Hunan, China. Its stated business identity and address are consistent across the provided records.

CertificationsThe supplier reports holding ISO 9000 and ISO 9001 supplier management system certifications. These are explicit certifications relevant to quality-management practices, although no certificate scope, issuing body, or validity period is provided.

R&D capabilityThe supplier describes advanced alloy production technology and reports 41–50 years of total R&D engineer experience. This supports an R&D and technical capability, but there is no evidence of patents, new-product development, dedicated R&D facilities, or documented innovations.

Production capacityThe supplier is identified as a factory/manufacturer with rich production and processing experience, six production lines, 11–20 quality-control staff, and a broad range of tungsten carbide products. Reported lead times are within 15 working days off-season and one month during peak season, indicating stated production and fulfillment capacity.

Product Q&A

Q:What are the hardness and strength specifications?

The hardness is HRA 89-91, Tensile Rupture Strength (T.R.S) is 690MPa, and Brinell Hardness (HB) is >=160.

Q:What particle sizes are available for this welding rod?

Common particle sizes include 1/16' x 1/8', 3/16' x 1/8', 1/4' x 3/16', 5/16' x 1/4', 3/8' x 5/16', and 1/2' x 3/8'. Grit compositions range from 10mesh to 30mesh.

Q:What are the main applications for this tungsten carbide electrode?

It is mainly used for surfacing welding in oil, mining, coal mining, geology, and construction industries to repair worn-out or cutting workpieces like drill pipes, hydraulic cutters, and plough knives.

Q:What are the standard lengths for this product?

The available lengths are 280mm and 450mm.

Q:What welding power types are supported?

The electrode supports both AC and DC welding power.