Can you provide complete customs clearance documents?

Each shipment includes a Commercial Invoice, Packing List, Certificate of Origin (CO/Form F), and Material Test Certificate (MTC). Special documents are available upon request.

What materials and standards do your grooved fittings meet?

Our fittings are made from ASTM A536 Grade 65-45-12 ductile iron, meeting ISO6182, AWWA C606, and GB5135.11 design standards, with maximum pressure up to 363 PSI.

What surface treatments are available for the fittings?

We offer Painted, Electroplated, Black, Epoxy, and Hot-dip Galvanized surface treatments. The interior and exterior are typically red painted (RAL3000) or hot-dip galvanized for corrosion protection.

ASTM Grooved Flexible Coupling Coupler Water Pipe Fittings Connection

Name: ASTM Grooved Flexible Coupling Coupler Water Pipe Fittings Connection
Brand: Maitolead Pipeline Technology(Tianjin)Co., Ltd.
SKU: 1981928601

Tianjin, ChinaMaitolead Pipeline Technology(Tianjin)Co., Ltd.

US$3.28-3.58

50 Pieces

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

After-sales Service

Onlie

Warranty

1 Year

Model NO.

Connection

Grooved

Flexible or Rigid

Flexible and Rigid

Material

Ductile Iron

Standard

Technic

Casting

Surface Treatment

Epoxy&Painting & Galvanizing

Working Pressure

300-500psi

Tensile Strength

660MPa

Elongation

>17%

Color

Red ,Orange ,Blue, Grey White

Sample

Sample Freely

Delivery Time

15-30 Days

Port of Dispatch

Tianjin

Transport Package

1. Cartons Without Pallets; 2. Cartons with Pallet

Specification

1"-12"

Origin

Hebei, China

HS Code

7307110000

Production Capacity

50000tons/Year

Key features

FM & UL Certified: Core products hold UL/FM certifications for fire protection and seismic bracing systems.

High-Strength Material: Made from ASTM A536 Grade 65-45-12 ductile iron with tensile strength up to 350MPA.

Corrosion Resistance: Available with epoxy, hot-dip galvanized, or painted surfaces for superior durability.

Flexible Installation: Grooved design allows quick assembly without welding, reducing labor costs and downtime.

Wide Size Range: Sizes available from 1 inch to 24 inches to fit various pipe diameter requirements.

Custom Color Options: Color is customizable, including Red, Orange, Blue, Grey, and White options.

Global Project Experience: Successfully installed in landmark projects like Beijing Daxing Airport and Riyadh Hospital.

Complete Product Range: Offers elbows, tees, reducers, caps, crosses, and flanges for comprehensive piping solutions.

Company profile

Maitolead Pipeline Technology(Tianjin)Co., Ltd.

Tianjin, China

Business Type: Trading Company, Group CorporationAverage Response Time: ≤3.99h

AI-Powered supplier vetting

SummaryMaitolead Pipeline Technology (Tianjin) Co., Ltd. is identified as a Chinese trading company/group corporation focused on industrial equipment and components, including multiple pipe fitting, flange, and valve categories. It has self-operated import and export rights, reports that exports comprise 90% of total sales, and is located in Tianjin with service proximity to Tianjin Port. Its stated service infrastructure is limited: no overseas showroom, agents, branches, or reported offline trade-show participation. R&D resources are minimal, with one R&D engineer and no new products launched in the past year; ODM, SDK, and well-known-brand OEM services are unavailable. Customization from samples is offered. Complaint handling, corrective/preventive action, and approved-supplier-list procedures are not documented in the provided data. Certification, production facilities, customer cases, raw-material traceability, and quality assurance remain unverified.

Supplier typeThe supplier is explicitly described as a trading company and group corporation, with a limited-company ownership structure and a business focus on industrial equipment and components. Its listed offerings cover pipe fittings, flanges, and valves, while the registered and physical addresses are both in Tianjin.

After-Sales capabilityThe supplier has no overseas showroom, overseas agents or branches, and no reported offline trade-show participation. It also has no written procedures or records for customer complaints or corrective and preventive actions, indicating documented after-sales processes are not demonstrated.

R&D capabilityThe supplier reports one R&D engineer and no new products launched in the past year. It also does not provide ODM services, SDK availability, or OEM services for popular brands, which indicates limited demonstrated innovation capability.

Customization capabilityThe supplier explicitly states that it provides customization from samples. This is direct evidence of a sample-based customization service, although no broader engineering or design capacity is specified.

Product Q&A

Q:Are your products compliant with international certifications?

Yes, our core products hold UL/FM certifications for fire protection and seismic bracing, and CE-PED for pipes and valves. Regional certifications like SASO or GOST are available upon request.

Q:Can you provide third-party test reports or certification documents?

Absolutely! We supply factory inspection reports, material composition data, pressure test results, original ISO 9001 certifications, and lab accreditation documents with each shipment.

Q:Is your export packaging suitable for long-distance shipping?

Yes, we use 3-level protective packaging including vacuum sealing with anti-corrosion oil, moisture-proof wooden crates with steel strapping, and desiccants/shock-absorbing fillers in containers.

Q:Do you support EXW/FOB/CIF/DDP Incoterms?

We offer flexible options: EXW (pickup at factory), FOB (major Chinese ports with export clearance), and CIF/DDP (partnering with preferred freight forwarders for door-to-door quotes).

Q:What is your production and delivery timeline?

Standard products take 15-20 days after order confirmation. Customized products take 25-30 days, subject to drawing approval. Normal delivery times are 30-45 days after receiving the deposit.