What is the surface roughness for different grades?

EP-grade products reach Ra 0.13 um, while BA-grade products reach Ra 0.25 um.

Oxygen Cleaning 1/4inch Port Size Relief Valve Unloading Pressure Function

Name: Oxygen Cleaning 1/4inch Port Size Relief Valve Unloading Pressure Function
Brand: Hunan Wofly Technology Co., Limited
SKU: 2081010322

Hunan, ChinaHunan Wofly Technology Co., Limited

US$26.00

1 Piece

Product profile

Customization

Available

Media

Gas

Standard

ANSI

Model NO.

WRV

Certification

ISO

Temperature

High Temperature

Connection

Thread

Pressure

Adjustable

Closed

Structure

Hydraulic Pressure

Material

Stainless Steel

Valve Body

SS316L

Port Size

1/4"

Port Types

NPT F,NPT M

Set Pressure Range

10~25psi/25~100psi/100~250psi/250~500psi

Clean Process

Ba-Grade or Oxygen Cleaning

Opening Pressure

25~500psi(1.7~34.5bar)

Valve Seat

FKM

Port Numbers

2ports(1 Inlet Port,1outlet Port)

Transport Package

Carton Box

Specification

Port size: 1/4inch NPT thread

Trademark

AFKLOK

Origin

China

HS Code

8481809000

Production Capacity

40000pieces Per Year

Key features

Oxygen Cleaning Standard: Meets ASTM G93 Class C requirements for oxygen environments with -O2 suffix option.

High Purity Gas Application: EP-grade products support 9N purity gases; BA-grade supports below 6N purity.

Clean Workshop Assembly: Assembled in Class 100/1000 clean rooms with 100% helium seal and functional testing.

Adjustable Pressure Range: Set pressure ranges from 10 to 500 psig (1.7 to 34.5 bar) with opening pressure 25-500 psig.

Stainless Steel 316L Body: Constructed with SS316L valve body and FKM seat material for durability.

Compact One-Piece Design: Space-saving structure with easy operation compared to heavy oversized valves.

Customization Options: Offers full, minor, and flexible customization from samples or designs.

Company profile

Cooperated with Fortune 500Patents AwardedR&D CapabilitiesStandardized quality control

Hunan Wofly Technology Co., Limited

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Years CertifiedNearest Port: Shenzhen Port,Guangzhou Port,Chenzhou PortAverage Response Time: ≤3.13h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with significant R&D and customization capabilities. They are involved in the development of high-tech products and provide OEM and ODM services. With a focus on export, the company has been exporting goods for three years, accounting for 41% to 50% of total sales. However, they lack overseas warehouses and showrooms. While they maintain effective service capability procedures, there is no indication of certification holdings or financial data beyond the years listed.

Supplier typeThe supplier is a limited company, not part of a larger company group, and operates under a combined company type.

After-Sales capabilityThe supplier has clear procedures for handling customer complaints and service capability improvement, indicating well-structured after-sales service processes.

R&D capabilityThe supplier has released new products within the past year and offers ODM services, but lacks SDK availability, slightly limiting their innovation capacity.

Customization capabilityThe supplier offers a comprehensive range of customization services, including full and flexible customization based on samples and designs.

Client casesThe supplier provides OEM services for well-known brands, indicating experience with significant customer cases.