What payment terms do you accept?

We accept payments via Letter of Credit (LC) and Telegraphic Transfer (T/T).

What quality inspections are performed?

We perform chemical composition analysis, visual inspection, liquid penetrant testing, gas-tight tests, and dimension inspections.

Which international standards do you comply with?

Our products comply with AISI, ASTM, DIN, JIS, GB, BS, En, and GOST standards.

Straight Electrical Radiant Tubes for Electrical Heating Elements

Name: Straight Electrical Radiant Tubes for Electrical Heating Elements
Brand: Qingdao Zhongqi Hongyuan Trade Co., Ltd
SKU: 1999574902

Shandong, ChinaQingdao Zhongqi Hongyuan Trade Co., Ltd

US$1,000.00-10,000.00

1 Set

Product profile

Customization

Available

Type

Casting Tubes

Standard

AISI, ASTM, DIN, JIS, GB, BS, En, GOST

Model NO.

Radiant Tube

Composition

Heat Resistant Alloy Steel

Technique

Centrifugal Casting

Shape

Tube

Surface Treatment

Shot Blasting

Special Use

High-strength Steel Plate, Silicon Steel, Galvanized Steel Line

Application

Heat Treaing Furnace

Usage

Heat Treatment Furnaces

Process

Centrifugal Casting

Outside Surface

as Cast + Shot Blasting

Inside Surface

as Cast / Grinded

Working Temperature

700-1250 Celsius Degree

Material

HK, Hn,Hu, HP, More2, 1.4848,1.4852, 2.4879 etc

Lifespan

5 Years More or Less Depends on Working Conditions

OEM

Accept, We Can Customize as Per Drawings

Transport Package

Panel Wood Box

Specification

OD100-380

Trademark

none

Origin

China

HS Code

8417909000

Production Capacity

10000 PCS/Year

Key features

Custom OEM Service: We accept OEM orders and customize products according to customer drawings.

High Temperature Resistance: Designed for working temperatures between 700-1250 Celsius Degree.

Multiple Material Options: Available in HK, HN, HU, HP, 1.4848, 1.4852, 2.4879, and Stainless Steel 304/310.

Centrifugal Casting Technique: Manufactured using centrifugal casting for high strength and durability.

Rigorous Quality Inspection: Includes chemical composition analysis, visual inspection, liquid penetrant, and gas-tight tests.

Wide Application Scope: Suitable for heat treatment furnaces, kilns, and various industrial heating equipment.

Standard Compliance: Meets international standards including AISI, ASTM, DIN, JIS, GB, BS, En, and GOST.

Long Service Life: Lifespan is 5 years or more, depending on specific working conditions.

Company profile

Qingdao Zhongqi Hongyuan Trade Co., Ltd

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2016-01-01Nearest Port: QingdaoAverage Response Time: ≤3.77hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryThe supplier information presents a company associated with heat-resistant alloy steel castings, industrial furnace components, and related equipment. It reports more than 10 years of production experience, 6–10 years of R&D engineer experience, 50 quality-control staff, and two production lines. The supplier claims good product quality and after-sales support, but these claims are not independently substantiated in the provided data. Export activity is indicated by export markets, 71%–90% export sales, and accepted international trade terms, with stated lead times of 2–3 months. However, the records also identify QINGDAO ZHONGQI HONGYUAN TRADE CO., LTD as registered in July 2025 and show bearing products supplied to one named buyer, creating uncertainty about the relationship between the trading entity and the described heat-resistant-alloy manufacturer. No certification information, verified financial evidence, or specific customization capability is provided.

After-Sales capabilityThe company description explicitly claims good reputation and perfect after-sales service, indicating a stated service commitment. No service team structure, response-time data, warranty terms, or verified customer-service evidence is provided.

R&D capabilityThe supplier reports 6–10 years of total R&D engineer experience and more than 10 years of experience producing heat-resistant alloy steel casting products. These data support experienced technical personnel, but no patents, new-product development record, laboratory capability, or documented innovation outcomes are stated.

Production capacityThe supplier states more than 10 years of production experience, two production lines, 50 quality-control staff, and product coverage spanning radiant tubes, catalyst reformer tubes, furnace rolls, heat-resistant alloy castings, and other furnace components. This provides explicit evidence of established production resources and experience, although the bearing-product records and unclear entity linkage introduce some qualification uncertainty.

Client casesThe records associate the supplier with BENCO THERMAL TECHNOLOGIES PRIVATE LIMITED and list multiple bearing products, including pillow blocks and a spherical roller bearing. This is evidence of at least one associated buyer and several product transactions, but it does not establish the scale, quality, repeat nature, or successful completion of those engagements.