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TIÊU CHUẨN VIỆT NAM

TCVN 7572-13 : 2006

CỐT LIỆU CHO BÊ TÔNG VÀ VỮA 0 PHƯƠNG PHÁP THỬ –
PHẦN 13: XÁC ĐỊNH HÀM LƯỢNG HẠT THOI DẸT TRONG CỐT LIỆU LỚN

Aggregates for concrete and mortar – Test methods 
Part 13: Determination of elongation and flakiness index of coarse aggregate

1 Phạm vi áp dụng

Tiêu chuẩn này quy định phương pháp xác định hàm lượng hạt thoi dẹt trong cốt liệu lớn.

2 Tài liệu viện dẫn

TCVN 7572-1 : 2006 Cốt liệu cho bê tông và vữa – Phương pháp thử – Phần 1: Lấy mẫu.

TCVN 7572-2 : 2006 Cốt liệu cho bê tông và vữa – Phương pháp thử – Phần 2: Xác định thành phần hạt.

3 Thiết bị và dụng cụ

–        cân kỹ thuật có độ chính xác tới 1 %;

–        thước kẹp cải tiến (xem Hình 1);

–        bộ sàng tiêu chuẩn theo TCVN 7572-2 : 2006;

–        tủ sấy có bộ phận điều chỉnh nhiệt độ đạt nhiệt độ sấy ổn định từ 105 oC đến 110 oC;

Thuộc tính TCVN TCVN7572-13:2006
Loại văn bản Tiêu chuẩn Việt Nam
Số / ký hiệu TCVN7572-13:2006
Cơ quan ban hành Bộ Khoa học và Công nghệ
Người ký Không xác định
Ngày ban hành
Ngày hiệu lực
Lĩnh vực Xây dựng
Tình trạng hiệu lực Không xác định
Tải xuống Để tải vui lòng truy cập website tổng cục tiêu chuẩn đo lường chất lượng tại: https://tcvn.gov.vn

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