What industries are these nuts suitable for?

They are primarily used in oil, gas, petrochemical, construction, and structural applications involving flanges and valves.

What is the hardness requirement for Grade 2H?

For diameters up to 1-1/2 in., hardness is 248-327 HB or 24-35 HRC; over 1-1/2 in., it is 212-327 HB with max 35 HRC and min 95 HRB.

PTFE A194 2h Heavy Hex Nuts

Name: PTFE A194 2h Heavy Hex Nuts
Brand: Jiaxing Newscrew Fastener Co., Ltd.
SKU: 1961394961

Jiangsu, ChinaJiaxing Newscrew Fastener Co., Ltd.

US$1.00

1,000 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

A194 2H

Connection

Common Bolt

Head Style

Hexagonal

Standard

ASTM A194

Grade

Surface

Polytetrafluoroetylene/ PTFE/Plain/Black

Color

Blue, Green

Diameter

1/4-8"

Packing

25kg Carton with Pallet .Small Box

Transport Package

25kg Carton with Pallet

Specification

1/4-8"

Trademark

Secon

Origin

China

HS Code

731816

Production Capacity

10000000

Key features

PTFE Coated Surface: Polytetrafluoroethylene coating available in Blue, Green, or Plain for corrosion resistance.

High Strength Material: ASTM A194 Grade 2H carbon steel nuts designed for high pressure and temperature services.

Heavy Hex Design: Increased bearing surface area compared to finished nuts, ideal for flange bolting.

Flexible Customization: Supports customization from samples, designs, and minor adjustments for specific needs.

Wide Size Range: Available in diameters from 1/4-8' to 1-1/2', covering various industrial requirements.

Certified Quality: Manufacturer holds ISO9001 certification with complete quality testing equipment.

Low MOQ: Minimum Order Quantity is just 1 Pc, allowing for small batch purchases.

Fast Delivery: Average lead time is one month for both peak and off-season periods.

Company profile

High Repeat Buyers ChoiceFast DeliveryImporters and ExportersExhibition Experience

Jiaxing Newscrew Fastener Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Years CertifiedNearest Port: Shanghai Port; Ningbo PortAverage Response Time: ≤5.01h

AI-Powered supplier vetting

SummaryThe supplier is a limited company producing fasteners and related components, including threaded rods, bolts, nuts, screws, washers, brackets, and end connectors. It reports substantial stated annual production volumes and has invested in cold-heading, threading, galvanizing, heat-treatment, and automated conveyor equipment. It supports extensive customization and 3D software design services, but reports no new products in the past year, no SDK, and no status as a professional technical supplier. Service procedures for corrective actions and complaints are documented and followed, while service assessment procedures lack records. The supplier has participated in Hannover Messe 2025 but has no overseas showroom, agents, branches, or overseas service locations. No certifications, customer cases, or verified financial-credit information are provided.

Supplier typeThe supplier is identified as a limited company with five employees and no parent-group affiliation. Its product scope is centered on fasteners and related hardware, including bolts, nuts, screws, brackets, and end connectors, indicating a specialized product manufacturer rather than a diversified corporate group.

After-Sales capabilityThe supplier states that it provides a strong after-sales guarantee, and it has clear, followed procedures for corrective and preventive actions and customer complaints. However, it lacks overseas showrooms, agents, branches, and overseas service locations; its general service-assessment procedure exists but has no records.

R&D capabilityThe supplier provides 3D software design and ODM services, but reports no new products in the past year, no available SDK, and only one year of total R&D-engineer experience. It also identifies itself as not being a professional technical supplier, so innovation capability is mixed and not strongly evidenced.

Production capacityThe supplier reports annual capacities of 9,000 tons of threaded rods, 2,500 tons of bolts, and 3,000 tons each of nuts, screws, and washers. It has 60 cold-heading and threading machines, two galvanizing lines, two heat-treatment lines, and automated conveyor belts; reported lead time is one month in both peak and off-seasons, supporting a positive production-capability assessment.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, and it provides 3D software design services. These statements directly support broad customization capability.