【国外标准】 Specification for Polybutylene (PB) Thermoplastic Thin-Wall Drip Irrigation Tubing (Withdrawn 2000)
本网站 发布时间:
2024-02-28
- ASTM F878-95
- Withdrawn, No replacement
- 定价: 0元 / 折扣价: 0 元
- 在线阅读
开通会员免费在线看70000余条国内标准,赠送文本下载次数,单本最低仅合13.3元!还可享标准出版进度查询、定制跟踪推送、标准查新等超多特权!  
查看详情>>
标准简介
适用范围:
1.1 This specification establishes materials, performance requirements, test methods, workmanship, dimensions, inspection, retest, and marking for polybutylene (PB) tubing products intended for exposed and undergound service in the delivery of irrigation water with maximum working pressures of 110 psi (0.76 MPa) at 73°F (23°C) and 75 psi (0.52 MPa) at 140°F (60°C) for DR 17 tubing, and 90 psi (0.62 MPa) at 73°F (23°C) and 60 psi (0.41 MPa) at 140°F (60°C) for DR 21 tubing, both inside diameter-controlled. 1.2 This specification defines tubing only, that is, a hollow cylinder having no special shape or multiple channels. 1.3 The values stated in parentheses are provided for information only. 1.4 The following precautionary caveat pertains only to the test method portion, Section 7, of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
标准号:
ASTM F878-95
标准名称:
Specification for Polybutylene (PB) Thermoplastic Thin-Wall Drip Irrigation Tubing (Withdrawn 2000)
英文名称:
Specification for Polybutylene (PB) Thermoplastic Thin-Wall Drip Irrigation Tubing (Withdrawn 2000)标准状态:
Withdrawn, No replacement-
发布日期:
-
实施日期:
出版语种:
- 推荐标准
- 国家标准计划
- BS EN ISO 5771:2024 Rubber hoses and hose assemblies for transferring anhydrous ammonia. Specification
- 24/30465245 DC , strength class 1 100 MPa — Procurement specification
- BS ISO/IEC 24778:2024 - TC . Aztec Code bar code symbology specification
- BS ISO/IEC 23415:2024 Information technology. Data Format Description Language (DFDL) v1.0 Specification
- BS EN ISO 10297:2024 - TC Tracked Changes. Gas cylinders. Cylinder valves. Specification and type testing
- BS ISO/IEC 24778:2024 symbology specification
- BS ISO 17717:2024 - TC Tracked Changes. Meteorological balloons. Specification
- BS 7412:2024 . Specification
- BS EN ISO 10297:2024 Gas cylinders. Cylinder valves. Specification and type testing
- 24/30466842 DC BS ISO 14486 Laminate floor coverings - Specification
- PAS 4443:2024 . Specification
- BS ISO 17717:2024 Meteorological balloons. Specification
- 24/30469246 DC & Ground. Specification
- BS EN ISO 22435:2024 Gas cylinders. Cylinder valves with integrated pressure regulators. Specification and type testing
- 24/30459706 DC . Extended rectangular data matrix (DMRE) bar code symbology specification