Will my drawings be divulged if you benefit?

No, we pay much attention to protect our customers' privacy of drawings, signing NDA is also accepted if need.

Is it possible to know how is my product going on without visiting our company?

We will offer a detailed products schedule and send weekly reports with pictures and videos.

How do you control the quality?

Material inspection--Check the material surface and roughly dimension. Production first inspection--To ensure the critical dimension in mass production. Sampling inspection--Check the quality before sending to the warehouse. Final inspection--100% inspected before shipment.

What will you do if we receive defective parts?

Please kindly send us the pictures, our engineers will find the solutions and remake them for you asap.

Ductile Cast Iron Double Socket Elbow

Name: Gray/Grey Iron/Ductile Cast Iron Double Socket Elbow
Brand: Qingdao Songfei Precision Machinery Co., Ltd.
SKU: 2091885032

Shandong, ChinaQingdao Songfei Precision Machinery Co., Ltd.

US$10.00

1-99 Pieces

US$7.00

100+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Casting Method

Resin Sand Casting, Coated Sand Casting, Wood Mol

Casting Form Material

Metal

Casting Metal

Aluminum, Copper, Brass, Stainless Steel, Steel,

Casting Form Usage Count

Permanent

Surface Treatment

Heat Treatment, Machining, Polishing, Anodizing, H

Surface Roughness

According to The Product Process

Coating

Customize

Machining Tolerance

+/-0.02mm

Standard

JIS

Certification

CE, RoHS, ISO 9001:2000, ISO 9001:2008

Machining

CNC Machining

MOQ

1set

Casting Service

OEM According to Drawing or Sample

Heat Treatment

Available

Application

Metal Recycling Machine, Metal Cutting Machine, Me

Customized

QC System

Complete

Abrasion Resistance

High

Price

Low

Transport Package

Customize

Specification

Customize

Trademark

OEM

Origin

Qingdao

HS Code

7325101000

Production Capacity

1000 to 1200tons Per Month

Key features

Comprehensive Customization: Full customization available based on customer drawings, samples, or designs.

Wide Material Selection: Supports Carbon Steel, Stainless Steel, Alloy Steel, Aluminum, Copper, Brass, and more.

Diverse Casting Processes: Offers investment casting, sand casting, lost wax casting, and precision casting.

Multiple Surface Treatments: Includes heat treatment, machining, polishing, anodizing, galvanizing, and powder coating.

Strict Quality Control: 100% inspection before shipment with material certificates and dimension control.

CE and ISO Certifications: Certified with CE, GS, ISO9001:2000, and ISO9001:2008 standards.

12 Months Warranty: Provides a 12-month warranty covering mechanical defects and after-sales support.

Factory Direct Pricing: Direct manufacturer with low prices and flexible MOQ starting from 1 set.

Company profile

Quality AssuranceRaw-Materials TraceabilityFast Delivery100% Finished Products Inspection

Qingdao Songfei Precision Machinery Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Qingdao PortAverage Response Time: ≤5.42hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, FCA, CIF, DAT, FAS, DDP, DAP, CPT, CIP

AI-Powered supplier vetting

SummaryQingdao Songfei Precision Machinery Co., Ltd. is a China-based limited company established in 2018, specializing in customized mechanical and metal parts. It reports 14 employees, a 3,300 m² manufacturing plant, ISO 9001:2015 certification, 6–10 quality-control staff, and stated one-month lead times in both off-peak and peak seasons. Its described capabilities include CNC machining, welding, casting, flanges, auto parts, fasteners, sheet metal, and stamping products. The company states that it invests in R&D, optimizes production, manages process inspections, and supports complex-part customization. SGS audit information is provided, but the audit result and several operational capability fields are coded values or unknown statuses, limiting verification. No specific customer cases or after-sales service evidence is supplied.

Supplier typeThe supplier is identified as Qingdao Songfei Precision Machinery Co., Ltd., a Chinese limited company established in 2018. Its primary offering is mechanical parts customization, supported by listed CNC machining, welding, casting, sheet-metal, stamping, fastener, flange, and auto-parts services.

CertificationsThe supplier lists an ISO 9001:2015 certificate and describes rigorous inspection and process control. An SGS audit is also recorded with a validity period from March 3, 2025 to March 2, 2026, but the coded audit result is not interpretable from the provided information.

R&D capabilityThe supplier explicitly states that it continuously invests in R&D, optimizes production processes, and has technical accumulation for complex-part customization. It reports two years of total R&D engineer experience, while ODM, SDK, and broader digital-development capabilities are unknown.

Production capacityProduction-related evidence includes a 3,300 m² plant, 14 employees, 6–10 quality-control staff, listed manufacturing processes, and stated one-month fulfillment times in both peak and off-peak seasons. The supplier also reports an order-fulfillment status code, but the meaning of that code is not provided.

Customization capabilityCustomization is the supplier’s stated primary product offering, with explicit support for complex metal parts and multiple related processes including CNC machining, welding, casting, sheet metal, and stamping. Its technical team and process-inspection descriptions further support customization capability.