What materials are used for these fittings?

We use high quality stainless steel including AISI 201, 304, 316, 304L, and 316L.

What thread standards are supported?

We support NPT, BSP, BSPT, and DIN2999 thread standards.

Square Head Plug 304/316 Stainless Steel Thread Socket Pipe Fitting Plug

Name: Square Head Plug 304/316 Stainless Steel Thread Socket Pipe Fitting Plug
Brand: WENZHOU LIANGGANG PIPE FITTING VALVES CO., LTD.
SKU: 2200380985

Zhejiang, ChinaWENZHOU LIANGGANG PIPE FITTING VALVES CO., LTD.

US$0.50-5.00

1 Piece

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Head Code

Hexagon

Connection

Male

Model NO.

1/4inch

Shape

Equal

Material

Stainless Steel

Technics

Casting

Certification

ISO, ANSI, DIN, JIS, ASME, GB, BS, SH, HG, CE, CCS

Transport Package

Box and Plywood

Specification

1/4",3/8",1/2",3/4",1",11/4",11/2",2",21/2",3",4"

Trademark

CVIP

Origin

China

HS Code

7307290000

Production Capacity

50000PCS/Year

Key features

Premium Material Options: Made from high quality stainless steel AISI 201, 304, 316, 304L, 316L.

Wide Size Range: Available in sizes from 1/4 inch to 4 inches for various pipe connections.

Multiple Thread Standards: Supports NPT, BSP, BSPT, and DIN2999 thread types for global compatibility.

Custom OEM Services: OEM available with customization for color, size, mark, and buyer drawings.

High Production Capacity: Annual capacity of 100,000 pieces with short mass production lead times.

Versatile Applications: Suitable for water, steam, air, gas, and oil pipeline connections.

Leak-Proof Quality: Advanced screw tap technology ensures no skew angle, breakage, or leakage.

Company profile

High Repeat Buyers ChoiceYears of Export Experience

WENZHOU LIANGGANG PIPE FITTING VALVES CO., LTD.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2006-01-01Nearest Port: NINGBO PORT, SHANGHAI PORTAverage Response Time: ≤15hTerms of Payment: T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryThe supplier manufactures stainless steel valves and pipe fittings using three production lines equipped with numerical-control, automatic tapping, and sawing machinery. It reports annual output of 1,000,000 stainless steel pipe fittings and 10,000 stainless steel ball valves, with fewer than five quality-control staff. The supplier has ISO 9001 certification, documented complaint-handling and corrective/preventive-action procedures, and instructions for finished-product inspection. It supports extensive customization and OEM services, maintains inventory capability, and has 15 years of export experience with self-operated import/export rights. However, it reports no SDK, overseas warehouses, overseas showrooms, overseas agents or branches, or offline trade-show participation. Financial-related records identify 2021–2023 periods but provide no assessable financial metrics in the available information. No specific customer names or case studies are provided.

Supplier typeThe supplier is a manufacturer of stainless steel ball valves, other valve types, and stainless steel pipe fittings. Its stated equipment, three production lines, reported output, OEM capability, and self-operated import/export rights support classification as a manufacturing and export supplier.

CertificationsThe supplier reports ISO 9001 certification for its management system. This is explicit evidence of holding a recognized quality-management certification.

After-Sales capabilityThe supplier has documented and followed procedures for customer complaints and corrective/preventive actions, and reports inventory service capability. However, it has no overseas warehouse, showroom, agent, or branch, which limits its stated overseas service infrastructure.

Production capacityThe supplier operates three production lines and reports output of 1,000,000 stainless steel pipe fittings and 10,000 stainless steel ball valves, supported by stated manufacturing equipment and valid contracts with associated subcontractors. A deficiency is that it does not continuously reconcile quantities for every batch or mass-production run.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, and reports OEM service for popular brands. This provides direct evidence of broad customization capability.