What payment terms are accepted?

We accept T/T, LC, and D/P as terms of payment.

What materials are used for the fittings?

They are made from premium black heart malleable iron (Kth330-08 / ASTM A197).

What testing is performed on the products?

Products undergo 100% air pressure testing, X-ray detection, and hydrostatic testing.

FM UL Approved Reducing Threaded Black Malleable Iron Pipe Fitting Nipple

Name: FM UL Approved Reducing Threaded Black Malleable Iron Pipe Fitting Nipple
Brand: Hebei Jianzhi Casting Group Porcelain Insulator Caps Co., Ltd.
SKU: 2155878662

Hebei, ChinaHebei Jianzhi Casting Group Porcelain Insulator Caps Co., Ltd.

US$0.10-1.00

500 Pieces

Product specifications

Main Items

Thread

Size Range

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

After-sales Service

1 Year

Connection

Flat or Taper

Model NO.

Reducing Nipple

Head Code

Round

Thread Distribution

Internal Thread

Surface

Black

Material

Malleable Cast Iron

Technics

Casting

Application

Fire Protection System, Water System, HVAC

Customized

Warranty

10 Year

Pipe Class

150

Pressure

Low Pressure

Surface Treatment

Black

Technic

Casting

Shape

Round

Mounting Hole Diameter

1/8 - 6 Inch

Customized Support

OEM, ODM

Thread Type

NPT, BSPT

Working Pressure

1.6MPa

Product Material

Black Heart Malleable Iron (Kth330-08 / ASTM A197)

Testing

100% Air Pressure Tested

Properties

Tensile Strength≥330 MPa; Elongation≥8%

Standard

FM/UL,En 10242,ISO 49, BS 143 & 1256

Transport Package

480×320×190cm

Specification

480×320×190cm

Trademark

JIANZHI

Origin

Hebei, China

HS Code

730719

Production Capacity

400000ton/Year

Key features

FM & UL Approved: Certified for Fire Protection Systems with FM, CE, and ISO9001 standards.

10-Year Warranty: Comprehensive 10-year warranty coverage for product durability and reliability.

Leak-Proof Design: Precision threading ensures permanent tight connections for pipe systems.

Customization Support: OEM and ODM services available for shape, thread type, and surface treatment.

100% Quality Tested: Rigorous testing including air pressure, X-ray, and hydrostatic checks.

Wide Size Range: Available in sizes from 1/8 inch to 6 inch for various pipe connections.

Versatile Application: Suitable for Fire Fighting, Plumbing, HVAC, and Oil & Gas transmission.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceIn-stock Capacity

Hebei Jianzhi Casting Group Porcelain Insulator Caps Co., Ltd.

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Designs, Full Customization, etc. CertifiedExport Year: 10 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤3.37h CertifiedTerms of Payment: T/T, LC, D/P

AI-Powered supplier vetting

SummaryThe supplier demonstrates substantial manufacturing scale for pipe fittings and pipe caps, with stated inventory capacity, one-month lead times in both peak and off-season periods, and broad customization options. Its products and management systems hold multiple certifications, including UL, CE, ABNT, TSE, FM, SNI, SGS, BSI, UKCA, and quality, environmental, occupational safety, after-sales service, and energy-management certifications. However, the supplier is not identified as a professional technical supplier, provides no 3D software, ODM, SDK, or recent new-product development, and lacks raw-material traceability. Overseas service infrastructure is limited: no overseas agents, branches, warehouses, showrooms, or overseas service countries are reported. Corrective-action and complaint-handling procedures are undocumented, while financial capacity is only represented by year labels and cannot be substantively assessed.

CertificationsThe supplier reports product certifications including UL, CE, ABNT, TSE, FM, SNI, SGS, BSI, and UKCA. It also reports certifications covering quality, environment, occupational health and safety, after-sales service, and energy management, providing explicit evidence of broad certification coverage.

After-Sales capabilityThe supplier reports no overseas agents or branches, warehouses, showrooms, or overseas service countries, although it has inventory capacity and accepts several service quotation and payment terms. Complaint handling and corrective/preventive action have no written procedures or records, which limits evidence of a formal after-sales management system.

R&D capabilityThe supplier reports no new products in the past year, no ODM service, no SDK, and no 3D software design service. Although it offers design-based and flexible customization, the stated evidence indicates limited documented product-development and technical innovation capability.

Production capacityThe supplier reports annual productivity of 321,500 tons of pipe fittings and 168,000 tons of pipe caps, inventory capacity, and one-month lead times in both peak and off-season periods. However, there is no valid manufacturing-capacity contract with affiliated subcontractors, so capacity governance has a stated weakness despite the reported scale.

Customization capabilityThe supplier explicitly offers customization from designs, full customization, minor customization, and flexible customization. These options are reported consistently across the supplied capability records, providing direct evidence of broad customization service availability.