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JB/T 2257.2-2025Sheet metal bending machine - Part 2: Type and Basic Parameters (English PDF)

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

December 17, 2025

Implementation date

July 1, 2026

Scope

JB/T 2257.2-2025 (Sheet metal bending machine - Part 2: Type and Basic Parameters) is available as an English-translated PDF.

JB/T 2257.2-2025 — This standard specifies the type and basic parameters of sheet metal bending machines. This standard applies to the manufacture of hydraulically driven sheet metal bending machines.

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Document preview — JB/T 2257.2-2025

National Standard of the People's Republic of China

ICS: 25.120.20
Classification: J 62
Replacing: JB/T 2257.2-1999

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the type and basic parameters of sheet metal bending machines. This standard applies to the manufacture of hydraulically driven sheet metal bending machines.

Document data

International classification (ICS): 25.120.20.

Chinese classification (CCS): J62.

Supersedes the earlier edition JB/T 2257.2-1999.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

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