---
title: "CE Certified Conical Twin Screw and Barrel for PVC Pipes"
description: "CE Certified Conical Twin Screw and Barrel for PVC Pipes — Other Machine & Custom Screws. Material: Iron. MOQ 1 set, US$780.00 – 2,400."
url: https://engineeringhardware.com/product/ce-certified-conical-twin-screw-and-barrel-for-pvc-pipes/
source: Engineering Hardware & Fasteners
---

# CE Certified Conical Twin Screw and Barrel for PVC Pipes

[![CE Certified Conical Twin Screw and Barrel for PVC Pipes](https://img.engineeringhardware.com/CE-Certified-Conical-Twin-Screw-and-Barrel-for-PVC-Pipes.webp)](https://img.engineeringhardware.com/CE-Certified-Conical-Twin-Screw-and-Barrel-for-PVC-Pipes.webp)

- Standard & made-to-drawing parts
- Checked before shipping
- Air, sea & express delivery

[Screws › Other Machine & Custom Screws](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/)

Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/ce-certified-conical-twin-screw-and-barrel-for-pvc-pipes.md)

| **US$2,400**1–9 sets | **US$780.00**10+ sets |
| --- | --- |

MOQ 1 set · Final price confirmed in your quote

- **Standard:** DIN, ASTM, GOST, GB, JIS, ANSI, BS
- **Material:** Iron
- **Treatment:** Bimetallic, Nitriding, Hard Chrome Plating
- **Nitrided Hardness:** Hv 850~10000
- **Surface Hardness:** HRC Value
- **Heat Treatment:** Carburizing, Nitriding, Quenching, Tempering
- **Materials:** 38crmoala, SKD61, Sacm645, 40cr
- **Package Size:** 90.00cm * 25.00cm * 20.00cm

Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20CE%20Certified%20Conical%20Twin%20Screw%20and%20Barrel%20for%20PVC%20Pipes%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fce-certified-conical-twin-screw-and-barrel-for-pvc-pipes%2F)

Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.

## Specifications

| Standard | DIN, ASTM, GOST, GB, JIS, ANSI, BS |
| --- | --- |
| Technics | Forging |
| Feature | Recycle |
| Material | Iron |
| Treatment | Bimetallic, Nitriding, Hard Chrome Plating |
| Nitrided Case Depth | 0.45~0.7mm |
| Nitrided Hardness | Hv 850~10000 |
| Surface Hardness | HRC Value |
| Screw Type | Twin Screw |
| Heat Treatment | Carburizing, Nitriding, Quenching, Tempering |
| Compression Ratio | Customizable |
| Deliver Time | 30-45 Working Days |
| MOQ | 1 Set |
| Materials | 38crmoala, SKD61, Sacm645, 40cr |
| Transport Package | Wooden Case with Anti-Rust Oil |
| Specification | 45/2~ 350/2 |
| Origin | Zhejiang, China |
| HS Code | 847790 |
| Production Capacity | 32, 000 Sets/Year |
| Package Size | 90.00cm * 25.00cm * 20.00cm |
| Package Gross Weight | 27.000kg |
| Customization | Available |
| After-sales Service | Return and Replacement |
| Warranty | 12-18 Months Under Normal Use |
| Shipping Cost | Contact the supplier about freight and estimated delivery time. |
| European-Grade Quality Infrastructure | - German-imported material analysis & quality control systems (spectrometers, CMM) |
| ISO-Certified Processes | Achieves 99.8% product qualification rate through zero-defect protocols. |
| Who are we | Your Strategic Manufacturing Partner |
| Product range | Extruder Screw & Barrel |
| Typical industries & applications we serve | · Pipe & profile extrusion (PVC, PE, PP, WPC) |
| Application | PVC pipe, profile, and panel extrusion |
| Advantage | Strong feeding ability and high torque for stable processing |
| Advanced Alloys & Treatments | Type |
| Category | [Other Machine & Custom Screws](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/) |

## Technical parameters

| Core production line |
| --- |

| Product Line | Specification range | Key Features |
| --- | --- | --- |
| Conical Twin Screw | Ø25/50–Ø185/340 mm | Variable compression designs |
| Parallel Twin Screw | Ø45/2 –Ø350/2 mm | High-output configurations |
| Single Screw | Ø20– Ø500mm (L/D: 15-55) | Precisionmetering sections |
| Injection Screws | Ø20–Ø300mm (Clamping: 100-35,000 kN) | Wear-resistant alloys |
| Rubber Processing | Ø20 – Ø650 mm | Cold-feed/pin-type variants |

| materials |  |  |
| --- | --- | --- |
| 38CrMoAl(1.8509) | D2 | AISI316 |
| 34CrAlNi7(1.8550) | DC53 | AISI420 |
| 31CrMoV9 (1.8519) | Gr12MoV | 9Cr18MoV |
| 40CrNiMo | 440C | 17PH-4 |
| 42CrMo4 | AISI304 | Incoel 718 |
| 40Cr | S600 | Hasteloy C-276 |
| C45 | 1.2316 | Incoel 625 |
| SKD11 | 1.4462 | Monel 400 |
| SKD61 | 1.4404 | Monel 500 |
|  | 1.4122 |  |

| Type | Hardness (HRC) | Primary Composition | Use | technology |
| --- | --- | --- | --- | --- |
| GY83 | 51-52 | Ni-Based 35%WC | Screw | PTA welding |
| GY83-1 | 48-49 | Ni-Based 20%WC |  |  |
| GY56 | 56-57 | Ni-Based 22%Cr |  |  |
| GY55 | 56-57 | Ni-Based 19%Cr |  |  |
| GY60 | 57-58 | Ni-Based 21%Cr |  |  |
| GM001 | 59-60 | Ni-Based 15%WC |  |  |
| Stellite 6 | 37-43 | Ni-Based 29%Cr |  |  |
| Stellite 1 | 52-55 | Ni-Based 31%Cr |  |  |
| Stellite 12 | 40-50 | Ni-Based 30%Cr |  |  |
| GY108 | 57-60 | Fe-Based 12%Ni | Barrel |  |
| GY107 | 55-58 | Fe-Based 12%Ni |  |  |
| GY105 | 58-61 | Fe-Based 12%Ni |  |  |
| GY300 | 56-60 | Ni-Based 15%WC |  |  |
| GY301 | 56-60 | Ni-Based 25%WC |  |  |
| GY303 | 56-60 | Ni-Based 35%WC |  |  |
| GY310 | 56-60 | Ni-Based 10%WC |  |  |

## Description

CE Certified Conical Twin Screw and Barrel for PVC Pipes is part of our other machine & custom screws range (Screws).

### Key details

- **Standard:** DIN, ASTM, GOST, GB, JIS, ANSI, BS
- **Material:** Iron
- **Application:** PVC pipe, profile, and panel extrusion
- **Technics:** Forging
- **Feature:** Recycle
- **Treatment:** Bimetallic, Nitriding, Hard Chrome Plating
- **Nitrided Case Depth:** 0.45~0.7mm
- **Nitrided Hardness:** Hv 850~10000

Available configurations include standard, material, treatment, nitrided hardness and surface hardness. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

### Ordering through Engineering Hardware & Fasteners

Minimum order is 1 set at US$780.00 – 2,400 per set. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.

## Frequently asked questions

### What is the minimum order quantity (MOQ) for CE Certified Conical Twin Screw and Barrel for PVC Pipes?

The listed minimum order is 1 set, at US$780.00 – 2,400 per set. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

### How does the price change with quantity?

Volume pricing: US$2,400 for 1–9 sets; US$780.00 for 10+ sets. Final prices depend on size, material, finish and packing and are confirmed in your quote.

### What are the main specifications of CE Certified Conical Twin Screw and Barrel for PVC Pipes?

Standard: DIN, ASTM, GOST, GB, JIS, ANSI, BS; Material: Iron; Application: PVC pipe, profile, and panel extrusion; Technics: Forging; Feature: Recycle; Treatment: Bimetallic, Nitriding, Hard Chrome Plating. The full specification table and any technical parameter tables are listed on this page.

### Can this product be customized (OEM)?

Listed configurations include standard, material, treatment, nitrided hardness and surface hardness. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.

### What is the lead time and how is it shipped?

Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.

### Which other other machine & custom screws are available?

The Other Machine & Custom Screws category lists 14,058 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/)

How we work

## Specified, checked and shipped by Engineering Hardware & Fasteners

Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.

- DIN, ISO, ASTM, ANSI, JIS and GB standard parts
- Non-standard parts made to your drawing
- Dimensions, thread gauges and plating checked before packing
- Export cartons and pallets, consolidated mixed orders
- Samples available for approval before mass production

[![Production floor](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor-1024x683.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor.webp)

Production floor

[![Inspection bench](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench.webp)

Inspection bench

[![Sorting & packing](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing.webp)

Sorting & packing

[![Parts warehouse](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse.webp)

Parts warehouse

[![Sample review](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review.webp)

Sample review

[![Sales office](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office.webp)

Sales office

[More about us →](https://engineeringhardware.com/about/) · [Request a sample or custom quote →](https://engineeringhardware.com/contact/)

## Request a quote for this product

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